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Patent:DE499005
| Patent: | DE 499005 |
| Title: | Einrück- und Auswählvorrichtung für die Zähler oder Addierwerke an Registrierkassen und Rechenmaschinen |
| Date: | 31.05.1930 |
| Place: | Essen, Ruhr |
| Country: | Germany |
| Person: | Breitling, Ernst (P) |
| Company: | Fried. Krupp (P) AG |
| Internal Links: | |
| Keywords: | |
| Link to the patent office: (without guarantee) |  DE499005 |
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