Patent:US1731701
Patent: | US 1731701 |
Titel: | Overdraft and signal printing mechanism for calculating machines |
Datum: | 15.10.1929 |
Ort: | |
Land: | USA |
Person: | Bernau, Frederick (P) |
Firma: | Ellis (P) Adding Typewriter Compan |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | US1731701 (espacenet), US1731701 (uspto) |
- DATUM: 15.10.1929
- TITEL: Overdraft and signal printing mechanism for calculating machines
- PERSON: ELLIS ADDINGTYPEWRITER COMPANY
- Patent Family: ( Patent:US1508267, Patent:US1731701, Patent:US1819067, Patent:US1819068, Patent:US1875913 )