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Patent:US3022001
| Patent: | US 3022001 |
| Title: | Multi-scaled slide rules |
| Date: | 20.02.1962 |
| Place: | Lyngby |
| Country: | USA |
| Person: | Mogens Drost Larsen |
| Company: | |
| Internal Links: | |
| Keywords: | |
| Link to the patent office: (without guarantee) |  US3022001 (espacenet), US3022001 (uspto) |
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