Patent:FR1235438
Patent: | FR 1235438 |
Title: | Appareil effectuant des opérations mathématiques |
Date: | 08.07.1960 |
Place: | |
Country: | France |
Person: | Robert, Joseph-Emmanuel-Raoul-Marcel-Romuald |
Company: | |
Internal Links: | |
Keywords: | |
Link to the patent office: (without guarantee) | ![]() |
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