Patent:US1134694
Patent: | US 1134694 |
Titel: | Paper-Feed and Platen-Operating Mechanism for Calculating-Machines |
Datum: | 26.03.1914 |
Ort: | St. Louis, USA |
Land: | USA |
Person: | Maeier, Albert J. (P); Swift, William L. (P); Reller, Edwin R. (P) |
Firma: | Duco (P) |
Links im Rechnerlexikon: | Duco |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | US1134694 (espacenet), US1134694 (uspto) |