Patent:US1863646
Patent: | US 1863646 |
Titel: | Driving mechanism for calculating machines |
Datum: | 21.06.1932 |
Ort: | |
Land: | USA |
Person: | Adolf Baumann, Horlacher Carl |
Firma: | American Exchange Nat Bank |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | ![]() ![]() |
- DATUM: 21.06.1932
- TITEL: Driving mechanism for calculating machines
- PERSON: AMERICAN EXCHANGE NAT BANK