Patent:US1302032
Patent: | US 1302032 |
Title: | Combined type-writing and computing machine |
Date: | 29.04.1919 |
Place: | Hartford CT und New York |
Country: | USA |
Person: | William L. Gumprecht |
Company: | Underwood (P) Computing Machine Comp. |
Internal Links: | |
Keywords: | |
Link to the patent office: (without guarantee) | ![]() ![]() |
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