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Patent:GB146613
| Patent: | GB 146613 |
| Titel: | Improvements in and relating to apparatus for use in solving nautical problems or plane and spherical trigonometry |
| Datum: | 12.07.1920 |
| Ort: | Yokohama, Japan |
| Land: | Großbritannien |
| Person: | Toshiichi, Arimitsu (P) |
| Firma: | |
| Links im Rechnerlexikon: | Astronomie |
| Schlagworte: | |
| Link zum Patentamt: (ohne Garantie) |  GB146613 |
* DATUM: 12.07.1920
- TITEL: Improvements in and relating to apparatus for use in solving nautical problems or plane and spherical trigonometry
- PERSON: TOSHIICHI ARIMITSU