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Patent:DE333596
| Patent: | DE 333596 |
| Title: | Planimeter |
| Date: | 03.03.1921 |
| Place: | Wien |
| Country: | Germany |
| Person: | Seemann, Alfons (P); Schindler, Friedrich (P); Schindler, Max (P) |
| Company: | |
| Internal Links: | Planimeter, Exact Planimeter |
| Keywords: | |
| Link to the patent office: (without guarantee) |  DE333596 |
Aus der Patentschrift DE333596
- Vergleiche Patent:FR592652
Exact Planimeter