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Patent:DE1071380
| Patent: | DE 1071380 |
| Title: | Schaltwerk für 10 Tasten Rechenmaschine |
| Date: | 01.01.1959 |
| Place: | |
| Country: | Germany |
| Person: | Gelling, Walther (P) |
| Company: | Walther (P) |
| Internal Links: | |
| Keywords: | |
| Link to the patent office: (without guarantee) |  DE1071380 |
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