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Patent:CH
| Patent: | CH |
| Title: | Rechenwerk für Additionsmaschinen etc. |
| Date: | 01.01.1800 |
| Place: | Göteborg, Schweden |
| Country: | Switzerland |
| Person: | Almvide, Sven Leopold |
| Company: | Odhner |
| Internal Links: | Odhner XX11C-9 |
| Keywords: | |
| Link to the patent office: (without guarantee) |
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