Patent:US1938168
Patent: | US 1938168 |
Titel: | Printing Mechanism for Calculating Machines |
Datum: | 05.12.1933 |
Ort: | |
Land: | USA |
Person: | William Ball |
Firma: | British Adding And Calculating |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | US1938168 (espacenet), US1938168 (uspto) |
- DATUM: 05.12.1933
- TITEL: Printing mechanism for calculating machines
- PERSON: BRITISH ADDING AND CALCULATING
- Patent Family: ( Patent:GB343448, Patent:US1930871, Patent:US1938168 )