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) | ![]() |
* 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