Patent:GB667794
Patent: | GB 667794 |
Titel: | Improvements in or relating to calculating machines |
Datum: | 05.03.1952 |
Ort: | |
Land: | Großbritannien |
Person: | |
Firma: | British Tabulating (P) Mach Co Ltd |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | ![]() |
- DATUM: 05.03.1952
- TITEL: Improvements in or relating to calculating machines
- PERSON: BRITISH TABULATING MACH CO LTD
- Patent Family: ( Patent:CH295129, Patent:DE908421, Patent:FR1045570, Patent:GB667794, Patent:NL148455B, Patent:US2672283, Patent:US2903579 )