Patent:GB254255
Patent: | GB 254255 |
Titel: | Improvements in or relating to keyboard mechanism especially adapted for use with calculating machines |
Datum: | 08.04.1927 |
Ort: | |
Land: | Großbritannien |
Person: | |
Firma: | Optische Anstalt C. P. Goerz (P) |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | GB254255 |
- DATUM: 08.04.1927
- TITEL: Improvements in or relating to keyboard mechanism especially adapted for use with calculating machines
- PERSON: OPTISCHE ANSTALT GOERZ AG