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Patent:JPS5011272B
| Patent: | JP S5011272B |
| Title: | MECHANICAL CALCULATING APPARATUS FOR ADDING,SUBTRACTING,MULTIPLYING AND DIVIDING |
| Date: | 01.01.1800 |
| Place: | |
| Country: | Japan |
| Person: | |
| Company: | Ricoh (P) |
| Internal Links: | |
| Keywords: | |
| Link to the patent office: (without guarantee) |  JPS5011272B |
Siehe auch: Patent:CA919635; Patent:CH517973; Patent:DE1942418; Patent:FR2016002; Patent:GB1273401; Patent:NL6912557; Patent:SE358489; Patent:US3698629