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Patent:US1329262
| Patent: | US 1329262 |
| Title: | Calculating Machine |
| Date: | 27.01.1920 |
| Place: | |
| Country: | USA |
| Person: | Chase, George Clinton (P) |
| Company: | |
| Internal Links: | |
| Keywords: | |
| Link to the patent office: (without guarantee) |  US1329262 (espacenet), US1329262 (uspto) |
Aus der Patentschrift US1329262
- DATUM: 27.01.1920
- TITEL: Calculating-machine