Blue Star (1951)

 

"Blue Star was made by Tokyo Electric Co., Ltd., Japan, which is a sister company of Toshiba.

An early model (in black and color) was sold by Nippon Jimuki Co., Ltd. in 1951. This model was a copy of a Original-Odhner machine.

Later, Toshiba Business Machine Co., Ltd. sold the machines under the name "Toshiba"."

from: K.Kadokura

 

literature and links:

Katsunori Kadokura: The History of Japanese Mechanical Calculating Machines

 

principle  pinwheel

capacity 

 10 x 11 x 20

input  cursors, rotating
production years  from 1951
machines built  
features  back transfer
 
known s/n  12.201
 
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: HJ.Denker

 

 

 

 

principle  pinwheel

capacity 

 10 (w/o cr) x 8 (w tc) x 13 

input  cursors, rotating
prod. years  
mach. built  
features  
dimensions  
weight  
known s/n
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: J.McDermaid

 

 

 

Toshiba 20-TC

principle  pinwheel

capacity 

 10 x 11 x 20

input  cursors, rotating
production years  196x
machines built  
features  back transfer
 
known s/n  743.162
 
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: Y.Watanabe / Atelier yuuji

 

 

 

Sigma (1951)

Manufacturer: S.A.M.C., Milano, Italy 

 

Model 51-SV

principle  pinwheel

capacity 

 10 x 8 x 13

input  cursors, rotating
production years  ???
machines built  
features
 
known s/n  4-6336-VI
 
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: HJ.Denker

 

 

 

Model 51 LVR

principle  pinwheel

capacity 

 12 x 11 x 22

input  cursors, rotating
production years  ???
machines built  
features back transfer
 
known s/n  
 
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: R.Rehbein

 

 

 

Model 52

principle  pinwheel

capacity 

 10 (w/o cr) x 8 (w tc) x 13 

input  cursors, rotating
prod. years  
mach. built  
features  
dimensions  
weight  
known s/n  4-30.606-I
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: P.Martinez Diaz

 

 

 

Corona (1952)

Manufacturer: Corona Calculator Co.

 

literature and links:

Katsunori Kadokura: The History of Japanese Mechanical Calculating Machines

 

principle  pin wheel

capacity 

 10 x 10 x 20

input  cursors, rotating
production years  195x
machines built
features  
 
 
known s/n  
    
for bigger and more pictures, click on the picture   

                                                                                                                      source: Y.Watanabe / Atelier yuuji

 

 

 

 

Wen Hua (1952)

Manufacturer: Deep Red Star Factory, Tianjin City, China 

 

model BSL-201

principle  ratchet (geared wheel)

capacity 

 10 x 10 x 20

input  cursors, non-rotating
production years  ???
machines built
features  back transfer
 copy of Tiger renjyou 20
 
known s/n  13,072, 13,402
    
for bigger and more pictures, click on the picture   

                                                                                                                      source: Y.Watanabe / Atelier yuuji

 

 

 

Everest (1952)

Manufacturer: S.A. Serio, Crema, Italy 

 

model Z4

principle  divided pinwheel

capacity 

 9 (w cr) x 8 (w tc) x 13 

input  10 keyboard
prod. years  since 1970
mach. built  
features  Facit system
dimensions  28 x 18.5 x 13.5 cm
weight  4.5 kg
known s/n  29.667, 283.774
    
for bigger and more pictures, click on the picture   

                                                                                source: Greifswald

 

 

model Z5

principle  divided pinwheel

capacity 

 9 (w cr) x 8 (w tc) x 13 

input  10 keyboard
prod. years  since 1952
mach. built  
features  Facit system
dimensions  33 x 20 x 16 cm
weight  6.5 kg
known s/n  30.000 - 40.000, 52.681
    
for bigger and more pictures, click on the picture   

                                                                                source: RR.Chirico

 

 

model Z5R

principle  divided pinwheel

for bigger and more pictures, click on the picture 

capacity 

 9 (w cr) x 8 (w tc) x 13 

input  10 keyboard
prod. years  since 1952
mach. built  
features  Facit system, back transfer
dimensions  33 x 20 x 16 cm
weight  7 kg
known s/n  2.701.327, 2.701.604
    
for bigger and more pictures, click on the picture   
      source: HJ.Denker

 

 

 

Maxim AR

principle  divided pinwheel

for bigger and more pictures, click on the picture 

capacity 

 10 (w cr) x 9 (w tc) x 17 

input  10 keyboard
prod. years  1954 - 1965
mach. built  
features  split option in result register, back transfer
dimensions  20 x 38 x 16 cm
weight  8 kg
known s/n  303.531
    
for bigger and more pictures, click on the picture   
      source: HJ.Denker

 

 

 

Multarapid-S

principle  pin storage

for bigger and more pictures, click on the picture  

capacity 

 10 x x 11 

input  10 keyboard
prod. years  1958 - 1959
mach. built  
features  3 species, dial wheel for multiplication
dimensions  23 x 36 x 19 cm
weight  12 kg
known s/n  
    
for bigger and more pictures, click on the picture   
      source: A.Celli

data from Rechnerlexikon.de

 

 

 

Contarapid (M4)

principle  pin storage

for bigger and more pictures, click on the picture 

capacity 

 10 x x 11 

input  10 keyboard
prod. years  1958 - 1962
mach. built  
features  4 species, dial wheel for multiplication
dimensions  23 x 36 x 19 cm
weight  12 kg
known s/n  
    
for bigger and more pictures, click on the picture   
      source: Goldlocke

data from Rechnerlexikon.de

 

 

 

 

Diehl (1952)

Manufacturer: Heinrich Diehl, Nürnberg, Germany

 

literature and links:

 Martin Reese:  "Neue Blicke auf alte Maschinen"  , page 23 ff

 

 

model E

principle  stepped drum

for bigger and more pictures, click on the picture

capacity 

 8 (w/o cr) x 7 (w tc) x 15

input  full keyboard
prod. years  ca. 1955
mach. built  
features  electric
dimensions
weight  12 kg
known s/n  39,811
    
for bigger and more pictures, click on the picture   
      source: A.Devaux

 

 

 

model EvM

principle  stepped drum

for bigger and more pictures, click on the picture

capacity 

 9 (w/o cr) x 9 (w tc) x 18

 also

 8 (w/o cr) x 7 (w tc) x 15

input  full keyboard
prod. years  ca. 1960
mach. built  
features  electric, buttons for shortened multiplication, automatic division
dimensions  47 x 36 x 19 cm
weight  16 kg
known s/n  21,895, 249,158
    
for bigger and more pictures, click on the picture   
      source: H.Schneemann

 

 

 

model VR

principle  stepped drum

for bigger and more pictures, click on the picture

capacity 

 9 (w/o cr) x 9 (w tc) x 18

 also

 8 (w/o cr) x 7 (w tc) x 15

input  full keyboard
prod. years  1960 - 1963
mach. built  
features  electric, full automatic, back transfer
dimensions  48 x 40 x 20 cm
weight  14 kg
known s/n  1,154,551
    
for bigger and more pictures, click on the picture   
      source: A.Devaux

 

 

 

Diehl Transmatic

construction: R.Eggebrecht, R.Steinmeyer, A.Mitschnabel, K.Kollmann

principle  pin wheel, add.segment

for bigger and more pictures, click on the picture

capacity 

 12 (w/o cr) x 8 (w tc) x 16

input  10 keyboard
prod. years  1963 - 1966
mach. built  
features  electric, printing, full automatic, 2 add. register
dimensions  29 x 45 x 22 cm
weight  18 kg
known s/n  21100950
    
for bigger and more pictures, click on the picture   
      source: E.Anthes

 

 

 

Diehl Transmatic S

sold as Marchant 416 S in the US

principle  pin wheel, add.segment

for bigger and more pictures, click on the picture 

capacity 

 12 (w/o cr) x 8 (w tc) x 16

input  10 keyboard
prod. years  1963 - 1967
mach. built  
features  electric, printing, full automatic, 2 add. register
dimensions  30 x 45 x 22 cm
weight  19 kg
known s/n  22128547
    
for bigger and more pictures, click on the picture   
      source: E.Anthes

 

 

 

Diehl Transmatic DM

sold as Marchant 316 in the US

principle  pin wheel, add.segment

for bigger and more pictures, click on the picture

capacity 

 12 (w/o cr) x 8 (w tc) x 16

input  10 keyboard
prod. years  1965 - 1970
mach. built  
features  electric, printing, full automatic, memory register
dimensions  29 x 45 x 22 cm
weight  18 kg
known s/n  23153807
    
for bigger and more pictures, click on the picture   
      source: E.Anthes

 

 

 

Diehl Decima

principle  pin wheel, add.segment

for bigger and more pictures, click on the picture 

capacity 

 10 (w/o cr) x 7 (w tc) x 12

input  10 keyboard
prod. years  1967 - 1970
mach. built  
features  electric, printing, full automatic, printer register
dimensions  29 x 45 x 22 cm
weight  14 kg
known s/n  24156677
    
for bigger and more pictures, click on the picture   
      source: E.Anthes

 

 

 

 

Komet (1952)

Manufacturer: Komet-Rechenmaschinenfabrik Siegfr. Link, Griesheim/Hessen

 

Komet SK

principle  tooth wheel

for bigger and more pictures, click on the picture 

capacity 

 8 (w cr) x  x 8

input  stylus
prod. years  1952 - 1955
mach. built  
features  2-species
dimensions  15 x 16 x 12 cm
weight  2 kg
known s/n  2/2213
    
for bigger and more pictures, click on the picture   
      source: H.Schneemann

 

 

 

Komet DM 10

principle  divided stepped drum

for bigger and more pictures, click on the picture 

capacity 

 10 (w/o cr) x 8 (w tc) x 18

input  full keyboard
prod. years  1952 - 1955
mach. built  
features  
dimensions  30 x 42 x 18 cm
weight  10 kg
known s/n  08/55/0387
    
for bigger and more pictures, click on the picture   
      source: F.Pehmer

 

 

 

Komet TA 8/9

also produced / marketed by Brunsviga as 90 T / TA

principle  tooth bar

for bigger and more pictures, click on the picture 

capacity 

 8 (w cr) x  x 9

input  full keyboard
prod. years  1952 - 1955
mach. built  
features  
dimensions  24 x 27 x 15 cm
weight  3.5 kg
known s/n  53.465
    
for bigger and more pictures, click on the picture   
      source: HJ.Denker

 

 

 

 

Esacta (1953)

Manufacturer: Esacta S.r.I., Milano, Italy 

 

model 21

principle  pinwheel

for bigger and more pictures, click on the picture

capacity 

 10 x 11 x 21

input  cursors, rotating
production years  since 1953
machines built  
features  split result register
 back transfer
known s/n  8.328
 
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: HJ.Denker

 

 

 

 

Summira (1953)

Manufacturer: Paul G. Müller / Summira KG, Roisdorf/Bonn, Germany 

see also Summira X

 

Summira S-7

principle  tooth segment

for bigger and more pictures, click on the picture

capacity 

 7 x  x 7 

input  finger
prod. years  1956 - 1961
mach. built  
features  2 species, printer
dimensions  19 x 29 x 16 cm
weight  4 kg
known s/n

 low:  29.650

 high: 68.531

    
for bigger and more pictures, click on the picture   
      source: HJ.Denker

 

 

 

Countess

principle  tooth segment

for bigger and more pictures, click on the picture 

capacity 

 7 x  x 7 

input  finger
prod. years  ca. 1963
mach. built  
features  version for british currency
dimensions  15 x 17 x 13 cm
weight  1.2 kg
known s/n

 

    
for bigger and more pictures, click on the picture   
      source: van Noort

 

 

 

Multifix (1953)

Manufacturer: Norske Stansefabrik, Lillesand, Norway 

 

principle  oscillating adapt. segments

for bigger and more pictures, click on the picture

capacity 

 6 (w cr) x 6 (w tc) x 11

input  thumb wheels
prod. years  ca. 1953 - 1960
mach. built  ca. 750 - 1000
features  back transfer
dimensions  20 x 11 x 7 cm
weight  1.5 kg
known s/n  61.128, 64.448, 64.508, 74 068, 92.239
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: HJ.Denker

 

 

 

Rooy (1955)

Manufacturer:  ????

distributor: Steiner Calculator, Milan, Italy ??

identical to "Helios" but with clearance cranks instead of arms. System "Marchant XL"

 

principle  adapting segment

for bigger and more pictures, click on the picture

capacity 

 10 x 8 x 13 

input  cursors, non rotating
prod. years  around 1955
mach. built  
features  
dimensions  40 x 16 x 15 cm
weight  5.3 kg
known s/n  16.491, 17.787
    
for bigger and more pictures, click on the picture   

 

                                                                                        source: HJ.Denker

 

 

 

Jion (1955)

Manufacturer: Mecanica Modern A.S.A., Mexico 

 

model B

principle  pinwheel

for bigger and more pictures, click on the picture

capacity 

 10 x 8 x 13

input  cursors, rotating
production years  around 1955
machines built  
features  similar to Addo Multo 03
 
known s/n  B 4.098, 12.133, 12.202
 
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: HJ.Denker

 

 

 

Iris (1955)

Manufacturer: ????, Spain

principle  pin wheel

for bigger and more pictures, click on the picture

capacity 

 10 (w cr) x 8 (w/o tc) x 13

input  cursors, rotating
prod. years  around 1955 
mach. built  
features  
dimensions  32 x 18 x 13 cm
weight  5 kg
known s/n  164.410, 166.535
    
for bigger and more pictures, click on the picture   
source: HJ.Denker

 

 

 

 

Select (1959)

Manufacturer: ????, France, identical to Iris

principle  pin wheel

for bigger and more pictures, click on the picture

capacity 

 10 (w cr) x 8 (w/o tc) x 13

input  cursors, rotating
prod. years  around 1959 
mach. built  
features  back transfer
dimensions  32 x 17 x 14 cm
weight  5 kg
known s/n  161.766, 164.992
    
for bigger and more pictures, click on the picture   
source: A.Devaux

 

 

 

Elmis  (1955)

Manufacturer: Elettro Meccanotechnica Italo-Svizzera, Lomazzo (I)

model 10

principle  pin wheel

for bigger and more pictures, click on the picture

capacity 

 10 (w cr) x  x 13

input  10 key
prod. years  1956 - 1959
mach. built  
features  back transfer
dimensions  39 x 24 x 17 cm
weight  12 kg
known s/n  13.732
price  DM 795,- (1959)
for bigger and more pictures, click on the picture   
      source: Collezione Montissiolo

 

 

 

Addimult  (1956)

Manufacturer: Addimult-Rechenmaschinenfabrik Hans W. Kübler, Bad Harzburg, Germany

 

Ziffrex 7

principle  

for bigger and more pictures, click on the picture

capacity 

 7 (w cr) x  x 8

input  cursors, non-rotating
prod. years  around 1956 
mach. built  
features  2 species
dimensions  20 x 30 x 15 cm
weight  4 kg
known s/n  10.145, 10.187, 10.220
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: D.Langen                                                                                                                       

 

 

Imca (1957)

Manufacturer: Industria Macchine Calcolatrici e Affini, Milano, Italy 

principle  pinwheel

for bigger and more pictures, click on the picture

capacity 

 10  x 8  x 13

input  cursors, rotating
prod. years  since 1957
mach. built  
features  some models with back transfer
dimensions  37 x 14 x 13 cm
weight  5 kg
known s/n  2.392, 2.595, 3.276, 15.781
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: R.Rehbein

 

 

 

Olympe

principle  pinwheel

for bigger and more pictures, click on the picture

capacity 

 10 x 8 x 13

input  cursors, rotating
production years  since 1957
machines built  
features  identical to Imca
 
known s/n  33.516
 
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: HJ.Denker

 

 

Dimm

Dimm was also marketed under the name Ropel

principle  pinwheel

for bigger and more pictures, click on the picture

capacity 

 10 x 8 x 13

input  cursors, rotating
production years  since 1958
machines built  
features  back transfer
 
known s/n   13.379, 17.581
 
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: HJ.Denker

 

 

Techinco

technical identical with Dimm and Ropel

principle  pinwheel

for bigger and more pictures, click on the picture

capacity 

 10 (w cr) x 8 (w/o tc) x 13

input  cursors, rotating
prod. years  ca. 1958
mach. built  
features  back transfer, means to input a constant
dimensions  37 x 14 x 14 cm
weight  6 kg
known s/n  17 160
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: HJ.Denker

 

 

 

Famosa (1958)

Manufacturer: Fàbricia de Articulos Mecanicos para Oficina, Barcelona, Spain

rechts klicken zum kopieren, links zum öffnen    Famosa, user manual (in Spanish, 3 MB)

principle  pinwheel

for bigger and more pictures, click on the picture 

capacity 

 10 x 8 x 13

input  cursors, rotating
prod. years  around 1958
mach. built  
features  back transfer
dimensions  36 x 15 x 14 cm
weight  6 kg
known s/n  18.464, 22.792
    
for bigger and more pictures, click on the picture   
      source: HJ.Denker

 

 

 

Astra (1958)

technical identical with Famosa

principle  pinwheel

for bigger and more pictures, click on the picture

capacity 

 10 (w cr) x 8 (w/o tc) x 13

input  cursors, rotating
prod. years  around 1958
mach. built  
features  
dimensions  35 x 16 x 14 cm
weight  6 kg
known s/n  22.132
    
for bigger and more pictures, click on the picture   
      source: HJ.Denker

 

 

 

Minerva (1958)

technical identical with Famosa

principle  pinwheel

for bigger and more pictures, click on the picture

capacity 

 10 (w cr) x 11 (w tc) x 20

input  cursors, rotating
prod. years  around 1958
mach. built  
features  back transfer
dimensions  43 x 15 x 14 cm
weight  7 kg
known s/n  20.266
    
for bigger and more pictures, click on the picture   
      source: HJ.Denker

 

 

 

 

Sumit (1959)

Manufacturer: Pearl Engraving Co. New York (USA)

 

principle  tooth segment

for bigger and more pictures, click on the picture 

capacity 

 8 (w/o cr) x  x 8

input  finger pads
prod. years  from 1959
mach. built  
features  1 species
dimensions  16 x 18 x 14 cm
weight  1 kg
known s/n  
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: L.Koelewijn

 

 

 

 

 

Mesko (1959)

Manufacturer: Zaklady Metalowe, Skarzysko (PL) 

 

Model KR-195

principle  divided pinwheel

for bigger and more pictures, click on the picture

capacity 

 10 (w cr) x 10 (w tc) x 19

input  10 keyboard
prod. years  late 60ties
mach. built  
features  Facit license
dimensions  45 x 23 x 16 cm
weight  8.5 kg
known s/n  35.530
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: HJ.Denker

 

 

 

Predom Mesko 3201

principle  divided pinwheel

for bigger and more pictures, click on the picture

capacity 

 9 (w cr) x 8 (w tc) x 13

input  10 keyboard
prod. years  1976
mach. built  
features  Facit license
dimensions  
weight  
known s/n  220.766
    
for bigger and more pictures, click on the picture   

                                                                                        source: B.Skinner

 

 

 

Menriver (1960)

Manufacturer: Industria Calculadores Espanolas S.L., Barcelona (E)

principle  pinwheel

for bigger and more pictures, click on the picture 

capacity 

 10 (w cr) x 8 (w tc) x 13

input  cursors, rotating
prod. years  1960
mach. built  
features  
dimensions  
weight  
known s/n  170.233
    
for bigger and more pictures, click on the picture   
      source: HJ.Denker

 

 

 

Alpina (1961)

Manufacturer: Alpina Werk, Kaufbeuren (D) 

 

Literature and links:

Reese, M.: "Die Geschichte der Alpina-Werke" in: Histor.Bürowelt Nr. 42 (1995) (IFHB)

Reese,M.: Neue Blicke auf alte Maschinen (2002) (IFHB)

principle  pinwheel

for bigger and more pictures, click on the picture

capacity 

 8 x 6 x 13

input  thumbwheels
production years  1961 & 1969 -71
machines built  ca. 6.000
features  light and very flat
 
known s/n  1.000 - 6.840
 
    
for bigger and more pictures, click on the picture   

                                                                                                                      

 

 

 

Pilot (1961)

 

"PILOT is a famous Japanese stationary goods manufacturer and distributor. PILOT merged Keybar and re-named it PILOT Jimuki (business machine) Co. Ltd. PILOT stopped its business of mechanical calculators around 1969."

from: K.Kadokura

 

literature and links:

Katsunori Kadokura: The History of Japanese Mechanical Calculating Machines

 

Pilot P1

principle  pinwheel

for bigger and more pictures, click on the picture 

capacity 

 7 (w cr) x 6 (w tc) x 12

input  cursors, rotating
prod. years  around 1961
mach. built  
features  
dimensions  
weight  
known s/n  
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: R.Register

 

 

 

Pilot P3

principle  pinwheel

for bigger and more pictures, click on the picture

capacity 

 8 (w cr) x 7 (w tc) x 12

input  cursors, rotating
prod. years  around 1967
mach. built  
features  
dimensions  
weight  
known s/n  3.011.969, 3.023.070
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: Y.Watanabe / Atelier yuuji

 

 

 

Caroline (1962)

Manufacturer: Simex: Societe Industrielle Metaux Manufacture S.A., Nyon (Suisse)

also manufactured under license in France

principle  tooth wheel

for bigger and more pictures, click on the picture 

capacity 

 7 x  x 7

input  finger pads
prod. years  around 1962
mach. built  
features  
dimensions  20 x 26 x 15 cm
weight  1.6 kg
known s/n  
price  SFr 52.50 (1962)
for bigger and more pictures, click on the picture   
      source: van Noort

 

 

 

Bolyai (1964)

Manufacturer: Electro Murus, Tirgu-Murus (Rumänien)

probably named after the Hungarian mathematician  Fargas Bolyai (1775-1856)

identical to Odhner model 7

principle  pinwheel

for bigger and more pictures, click on the picture 

capacity 

 10 (w/o cr) x 8 (w/o tc) x 13

input  cursors, rotating
prod. years  around 1964
mach. built  
features  
dimensions  34 x 16 x 12 cm
weight  5.5 kg
known s/n  15.311
    
for bigger and more pictures, click on the picture   
source: HJ.Denker

 

 

 

 

 

Calcorex (1965)

Manufacturer: Tvornica Racunskih Strojeva, Zagreb (YU) 

 

Model 403

principle  pinwheel

for bigger and more pictures, click on the picture

capacity 

 9 x 8 x 13

input  cursors, non-rotating
production years  1972 - 1977
machines built  
features  
 
known s/n  313.805
 
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: HJ.Denker

 

 

 

Kling F 330

Calcorex machines were sold in Germany under the label "Kling" in the late 60ties 

principle  pinwheel

for bigger and more pictures, click on the picture

capacity 

 9 x 8 x 13

input  cursors, rotating
production years  from 1965
machines built  
features  back transfer
 
known s/n  68.994
 
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: HJ.Denker

 

 

 

Zagreb

simple version of the Calcorex

principle  pinwheel

for bigger and more pictures, click on the picture

capacity 

 9 (w cr) x 8 (w tc) x 13

input  cursors, rotating
prod. years  
mach. built  
features  
dimensions  36.5 x 17 x 14 cm
weight  5 kg
known s/n  21.730, 41.755
    
for bigger and more pictures, click on the picture   

                                                                                                                       source: HJ.Denker

 

 

 

Zagreb Mod 3

principle  pinwheel

for bigger and more pictures, click on the picture

capacity 

 9 (w cr) x 8 (w tc) x 13

input  cursors, rotating
prod. years  
mach. built  
features  
dimensions  
weight  
known s/n  4.582
    
for bigger and more pictures, click on the picture   
      source: HJ.Denker

 

 

 

Neckermann-Haushaltskalkulator (1970)

Manufacturer: Japan

Distributor: Neckermann (D)

identical to Solo and Chadwick

principle  tooth wheel

for bigger and more pictures, click on the picture  

capacity 

 7 (w/o cr) x  x 7

input  finger pads
prod. years  
mach. built  
features  
dimensions  22 x 9 x 9 cm
weight  250 g
known s/n  
    
for bigger and more pictures, click on the picture   
      source: H.Schneemann

 

 

 

 

Flying Fish (1979)

Manufacturer: Factory of Calculators and Typewriter of Shanghai, China 

 

Model JSY-20

principle  stepped drum

for bigger and more pictures, click on the picture

capacity 

 10 (w/o cr) x 10 (w tc) x 20

input  full keyboard
prod. years  
mach. built  
features  looks like a Monroe clone
dimensions  
weight  
known s/n  584,131, 685,491
    
for bigger and more pictures, click on the picture   
      source: Wang Weijun

 

 

 

last updated: 15-Apr-12