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Patent:US2643059
| Patent: | US 2643059 |
| Title: | Slide Rule and cursor with hairline adjusting means |
| Date: | 23.06.1953 |
| Place: | |
| Country: | USA |
| Person: | Gaire Paul E |
| Company: | |
| Internal Links: | Rechenschieber, Läufer |
| Keywords: | |
| Link to the patent office: (without guarantee) |  US2643059 (espacenet), US2643059 (uspto) |
Aus der Patentschrift US2643059
- DATUM: 23.06.1953
- TITEL: Slide rule and cursor with hairline adjusting means