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Patent:US2134298
| Patent: | US 2134298 |
| Title: | Variator for Weight Integrating Devices |
| Date: | 25.10.1938 |
| Place: | |
| Country: | USA |
| Person: | S. C. Brown |
| Company: | |
| Internal Links: | Planimeter |
| Keywords: | |
| Link to the patent office: (without guarantee) |  US2134298 (espacenet), US2134298 (uspto) |
Aus der Patentschrift US2134298
- DATUM: 25.10.1938
- TITEL: Variator for weight integrating devices