Patent:US2797869
Patent: | US 2797869 |
Title: | Tens-Transfer Control Means in a Decimal Elimination Mechanism |
Date: | 02.07.1957 |
Place: | |
Country: | USA |
Person: | J. E. Grobl |
Company: | Friden (P) |
Internal Links: | Zehnerübertrag, Zehnerschaltung |
Keywords: | |
Link to the patent office: (without guarantee) | ![]() ![]() |
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