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Patent:DE19901398
| Patent: | DE 19901398 |
| Title: | Set square with Slide Rule for navigation at sea |
| Date: | 20.07.2000 |
| Place: | |
| Country: | Germany |
| Person: | Menzel Reiner |
| Company: | |
| Internal Links: | Rechenschieber |
| Keywords: | |
| Link to the patent office: (without guarantee) |  DE19901398 |
Aus der Patentschrift DE19901398