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Patent:US1134694
| Patent: | US 1134694 |
| Title: | Paper-Feed and Platen-Operating Mechanism for Calculating-Machines |
| Date: | 26.03.1914 |
| Place: | St. Louis, USA |
| Country: | USA |
| Person: | Maeier, Albert J. (P); Swift, William L. (P); Reller, Edwin R. (P) |
| Company: | Duco (P) |
| Internal Links: | Duco |
| Keywords: | |
| Link to the patent office: (without guarantee) |  US1134694 (espacenet), US1134694 (uspto) |
Aus der Patentschrift US1134694