Patent:US1997077
Patent: | US 1997077 |
Titel: | Paper equipment for calculating machines |
Datum: | 09.04.1935 |
Ort: | |
Land: | USA |
Person: | Racz, Ernest (P), Cannon, Oscar (P) |
Firma: | Burroughs (P) |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | US1997077 (espacenet), US1997077 (uspto) |
- DATUM: 09.04.1935
- TITEL: Paper equipment for calculating machines
- PERSON: BURROUGHS ADDING MACHINE CO
- Patent Family: ( Patent:DE666602, Patent:GB431353, Patent:US1997077 )