Patent:GB650728
Patent: | GB 650728 |
Titel: | Improvements in or relating to finger-operable actuator buttons for calculating machines, typewriters and other office machines |
Datum: | 28.02.1951 |
Ort: | |
Land: | Großbritannien |
Person: | |
Firma: | Felt und Tarrant (P) |
Links im Rechnerlexikon: | Comptometer |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | GB650728 |
- DATUM: 28.02.1951
- TITEL: Improvements in or relating to finger-operable actuator buttons for calculating machines, typewriters and other office machines
- PERSON: FELT TARRANT MFG COMPANY