Patent:US1950183
Patent: | US 1950183 |
Title: | Automatic rounding off mechanism for calculating machines |
Date: | 06.03.1934 |
Place: | Sommerda |
Country: | USA |
Person: | Kottmann, August (P) |
Company: | Rheinmetall (P) |
Internal Links: | |
Keywords: | |
Link to the patent office: (without guarantee) | ![]() ![]() |
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