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Patent:US2229832
| Patent: | US 2229832 |
| Title: | Control plate for accounting machines |
| Date: | 28.01.1941 |
| Place: | Bridgeport, CT und New York |
| Country: | USA |
| Person: | Anderson, Walter (P), Sundstrand, Oscar (P) |
| Company: | Underwood Elliott-Fisher (P) Comp. |
| Internal Links: | |
| Keywords: | |
| Link to the patent office: (without guarantee) |  US2229832 (espacenet), US2229832 (uspto) |
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