From the great encyclopedia of mechanical calculating
Patent: | DE 296150 |
Title: | Vorrichtung zum Einstellen der Einmaleinskörper für Multiplikationsrechenmaschinen |
Date: | 27.06.1913 |
Place: | Berlin |
Country: | Germany |
Person: | Menkel, Emil (P) |
Company: | |
Internal Links: | |
Keywords: | |
Link to the patent office: (without guarantee) | ![]() |
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