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Patent:US2597463
| Patent: | US 2597463 |
| Title: | Auxiliary tens-transfer mechanism |
| Date: | 20.05.1952 |
| Place: | San Leandro, CA |
| Country: | USA |
| Person: | Grant C. Ellerbeck |
| Company: | Friden (P) Calculating Machine Co. Inc. |
| Internal Links: | |
| Keywords: | |
| Link to the patent office: (without guarantee) |  US2597463 (espacenet), US2597463 (uspto) |
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