Patent:GB409371
Patent: | GB 409371 |
Titel: | Improvements in or relating to record-card controlled calculating machines |
Datum: | 30.04.1934 |
Ort: | |
Land: | Großbritannien |
Person: | |
Firma: | British Tabulating (P) Mach Co Ltd |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | GB409371 |
- DATUM: 30.04.1934
- TITEL: Improvements in or relating to record-card controlled calculating machines
- PERSON: BRITISH TABULATING MACH CO LTD