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Patent:US1611390
| Patent: | US 1611390 |
| Title: | Adding and listing machine |
| Date: | 21.12.1926 |
| Place: | Rockford, IL |
| Country: | USA |
| Person: | Sundstrand, Gustaf David (P) Oscar J. Sundstrand |
| Company: | Sundstrand (P) Corp. |
| Internal Links: | |
| Keywords: | |
| Link to the patent office: (without guarantee) |  US1611390 (espacenet), US1611390 (uspto) |
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