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Patent:DE2703226
| Patent: | DE 2703226 |
| Title: | Navigationsverfahren und zugehöriger Navigationszylinder |
| Date: | 03.08.1978 |
| Place: | Wendelstein |
| Country: | Germany |
| Person: | Walter Billig |
| Company: | |
| Internal Links: | |
| Keywords: | |
| Link to the patent office: (without guarantee) |  DE2703226 |
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