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Patent:DE293596
| Patent: | DE 293596 |
| Title: | Handauflagevorrichtung an Addiermaschinen |
| Date: | 12.07.1914 |
| Place: | Berlin-Weißensee |
| Country: | Germany |
| Person: | Seidler, Hugo (P) |
| Company: | |
| Internal Links: | |
| Keywords: | |
| Link to the patent office: (without guarantee) |  DE293596 |
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