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Patent:CA443063
| Patent: | CA 443063 |
| Title: | Calculating machine |
| Date: | 22.07.1947 |
| Place: | |
| Country: | Canada |
| Person: | Laiho, Jalmer (P) |
| Company: | Felt und Tarrant (P) Felt & Tarrant Manif. Co. |
| Internal Links: | |
| Keywords: | |
| Link to the patent office: (without guarantee) |  CA443063 |
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