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Patent:US700732
| Patent: | US 700732 |
| Title: | Planimeter |
| Date: | 27.05.1902 |
| Place: | |
| Country: | USA |
| Person: | B. W. Bryan |
| Company: | |
| Internal Links: | Planimeter |
| Keywords: | |
| Link to the patent office: (without guarantee) |  US700732 (espacenet), US700732 (uspto) |
Aus der Patentschrift US700732