Patent:US2441870
Patent: | US 2441870 |
Titel: | Front feed mechanism for calculating machines |
Datum: | 18.05.1948 |
Ort: | |
Land: | USA |
Person: | Christian, Raymond A. (P) |
Firma: | NCR (P) |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | US2441870 (espacenet), US2441870 (uspto) |
- DATUM: 18.05.1948
- TITEL: Front feed mechanism for calculating machines
- PERSON: NCR CO
- Patent Family: ( Patent:DE699521, Patent:DE706633, Patent:FR759644, Patent:GB424132, Patent:GB424149, Patent:US2441870 )