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Patent:US3202351
| Patent: | US 3202351 |
| Title: | Combined Writing Implement and Slide Rule |
| Date: | 24.08.1965 |
| Place: | |
| Country: | USA |
| Person: | Baranyi |
| Company: | |
| Internal Links: | |
| Keywords: | |
| Link to the patent office: (without guarantee) |  US3202351 (espacenet), US3202351 (uspto) |
Aus der Patentschrift US3202351
- DATUM: 24.08.1965
- TITEL: Combined writing implement and slide rule