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Patent:FR561575
| Patent: | FR 561575 |
| Title: | Dispositif de renversement du sens de marche des compteurs des machines à calculer |
| Date: | 30.01.1923 |
| Place: | |
| Country: | France |
| Person: | |
| Company: | Soc. Chateau Freres (P) et Cie |
| Internal Links: | |
| Keywords: | Umdrehung des UZW |
| Link to the patent office: (without guarantee) |  FR561575 |
FR561575 Bilder
Erteilt: 16. Aug 1923