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Patent:GB190725219
| Patent: | GB 190725219 |
| Title: | Improvements in Calculating Machines |
| Date: | 12.11.1908 |
| Place: | USA |
| Country: | Great Britain |
| Person: | Ensign, Emory (P) |
| Company: | |
| Internal Links: | Ensign 75 |
| Keywords: | |
| Link to the patent office: (without guarantee) |  GB190725219 |
Aus der Patentschrift GB190725219
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