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Patent:GB360376
| Patent: | GB 360376 |
| Title: | Improvements in or relating to calculating or adding machines |
| Date: | 02.11.1931 |
| Place: | |
| Country: | Great Britain |
| Person: | Petter, Guy Bazeley (P) |
| Company: | Petters (P) Limited |
| Internal Links: | Pettometer |
| Keywords: | |
| Link to the patent office: (without guarantee) |  GB360376 |
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