Patent:US1906304
Patent: | US 1906304 |
Titel: | Printing mechanism for listing adding machines |
Datum: | 02.05.1933 |
Ort: | |
Land: | USA |
Person: | Barrett, Glenn (P) |
Firma: | Portable Adding Machine Compan |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | US1906304 (espacenet), US1906304 (uspto) |
- DATUM: 02.05.1933
- TITEL: Printing mechanism for listing adding machines
- PERSON: PORTABLE ADDING MACHINE COMPAN