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Patent:CH182765
| Patent: | CH 182765 |
| Title: | Saldiervorrichtung an Rechenmaschinen. |
| Date: | 22.02.1935 |
| Place: | Zürich |
| Country: | Switzerland |
| Person: | Jahnz, Erwin (P) |
| Company: | |
| Internal Links: | Precisa |
| Keywords: | Umschaltung Addition - Subtraktion, Saldieren |
| Link to the patent office: (without guarantee) |  CH182765 |
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