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Mechanical Calculators Manufacturer Database
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Brand
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Manufacturer |
Origin |
Founded |
Ended |
Type |
Info |
All (1162 brands) | - | - | - | - | - | - |
| A (113 brands) | - | - | - | - | - | - |
| B (85 brands) | - | - | - | - | - | - |
| C (72 brands) | - | - | - | - | - | - |
| D (53 brands) | - | - | - | - | - | - |
| E (40 brands) | - | - | - | - | - | - |
| F (51 brands) | - | - | - | - | - | - |
| G (47 brands) | - | - | - | - | - | - |
| H (48 brands) | - | - | - | - | - | - |
| I (15 brands) | - | - | - | - | - | - |
| J (17 brands) | - | - | - | - | - | - |
| K (37 brands) | - | - | - | - | - | - |
| L (45 brands) | - | - | - | - | - | - |
| M (85 brands) | - | - | - | - | - | - |
| N (25 brands) | - | - | - | - | - | - |
| O (28 brands) | - | - | - | - | - | - |
| P (55 brands) | - | - | - | - | - | - |
| Q (5 brands) | - | - | - | - | - | - |
| R (57 brands) | - | - | - | - | - | - |
R.C. Allen Businesss Machines | - | USA | 1932 | > 1950 | M |  |
Raffy | - | FRA | - | - | S | - |
Rallymat | - | ? | > 1950 | - | E | - |
Ramsayer (Technischen Hochschule Stuttgart) | - | GER | 1955 | - | M | |
Rapid Calculator | Allen Wales | USA | 1923 | 1927 | M | - |
Rapid Calculators Co. | - | USA | - | - | A | - |
Rapid Computer Adding Machine | - | USA | 1893 | - | M | - |
Ratcliffe | - | UK | - | - | S | |
Ray Adding Machine | - | USA | 1905 | 1924 | A | - |
Ray Calculator Co. | - | USA | <1960 | - | A | |
Ray Subtractor-Adder Co. | - | USA | 1916 | 1917 | A | - |
Rechenmaschinenwerk Herzstark & Co. | - | AUT | 1908 | 1925 | M | |
Rechnenmaschine Gesellschaft | - | GER | - | - | M | - |
Record | Nordhammer Rechnenmaschine, Meuter | GER | 1913 | 1956 | A | |
Recta | - | ? | - | - | M | - |
Regent-Feinbau | - | GER | < 1949 | - | M | |
Regina | Hebecker & Taetzel | GER | 1925 | 1968 | M, E | |
REGINA-Rechenmaschinen Heinrich Holz | - | GER | - | - | M | - |
Regna | - | ? | - | - | M | - |
Reiss | - | GER | - | - | S | |
Relay | - | JAP | - | - | S | |
Relay/Ricoh | - | JAP | - | - | S | - |
Reliable Typewriter & Adding Machine Corp. (RTAM) | - | USA | 1927 | 1950 | A | - |
Rema | Braunschweig Rechnenmaschine-Fabrik Rema | GER | 1915 | 1956 | M | - |
Remington | - | USA | - | - | M, E | - |
Remington-Rand | - | USA | 1927 | 1932 | M, E | |
Renown | - | ? | - | - | ? | - |
Reports | - | ? | 1950 | - | M | - |
Result | - | ? | 40's | - | M | - |
Resulta | Paul Brüning | GER | 1911 | 1967 | M, E | |
Rex-Rotary Int. Comp. A/S | - | DAN | - | - | M, E | - |
Reybaud (RéBo) | - | FRA | 1925 | 1930 | A | - |
Rhei-Ta | - | ? | - | - | S | |
Rheinische Metallwaren- und Maschinenfabrik Sömmerda AG | - | GER | 1928 | - | M | |
Rheinmetall GmbH | - | GER | 1924 | 1965 | M, E | |
Richard Müller A/S | - | DAN | <1950 | - | M | |
Richardson (Geo. Richardson) | - | USA | - | - | S | |
Richer | - | FRA | 1874 | - | S | |
Ricoh Company Ltd. | - | JAP | < 1960 | > 1984 | E, S | |
Rista | - | GER | - | - | S | |
RIV Officine di Villar Perosa | - | ITA | 1906 | 1961 | M | |
Robert Kling GmbH | - | GER | 1918 | 1975 | M | |
Robinson | - | ? | - | 1925 | M | - |
Robjohn, W. | - | USA | 1872 | - | M | - |
Rokli | Robert Kling GmbH | GER | 1949 | 1975 | M, E | - |
Rolls Record | - | ? | - | - | S, A | - |
Romana | - | ? | 1939 | - | M | - |
Romanian | - | ? | - | - | S | - |
Romanoni | - | ITA | <1958 | - | M | |
Roos | - | USA | - | - | S | - |
Roth, Didier | - | FRA | 1841 | - | M | - |
Royal | Ushida Yoko Co. Ltd. | JAP | - | - | S | |
Royal | Litton | UK | - | - | M | - |
Royal McBee Corp. | - | USA | - | - | M | - |
Rudolf Schweizer & Cie. | - | SWI | 1936< | - | M | |
Runge, Ed. | - | GER | 1896 | - | A | - |
Ruthardt & Co. G.m.b.H. | - | GER | <1927 | - | M | |
| S (126 brands) | - | - | - | - | - | - |
| T (69 brands) | - | - | - | - | - | - |
| U (19 brands) | - | - | - | - | - | - |
| V (25 brands) | - | - | - | - | - | - |
| W (34 brands) | - | - | - | - | - | - |
| X (2 brands) | - | - | - | - | - | - |
| Y (2 brands) | - | - | - | - | - | - |
| Z (7 brands) | - | - | - | - | - | - |
(c) epocalc 2012