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Patent:US1829036
| Patent: | US 1829036 |
| Title: | Integrating Device |
| Date: | 27.10.1931 |
| Place: | |
| Country: | USA |
| Person: | L. A. Biehler |
| Company: | |
| Internal Links: | Planimeter |
| Keywords: | |
| Link to the patent office: (without guarantee) |  US1829036 (espacenet), US1829036 (uspto) |
Aus der Patentschrift US1829036
- DATUM: 27.10.1931
- TITEL: Integrating device