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Patent:US1036614
| Patent: | US 1036614 |
| Title: | Adding Machine |
| Date: | 27.08.1912 |
| Place: | |
| Country: | USA |
| Person: | J. R. Harbeck |
| Company: | Charles W. Shonk Company |
| Internal Links: | |
| Keywords: | |
| Link to the patent office: (without guarantee) |  US1036614 (espacenet), US1036614 (uspto) |
Aus der Patentschrift US1036614