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Patent:GB135646
| Patent: | GB 135646 |
| Titel: | Improvements in and relating to Protractors and Associated Calculating Scales for Laying-off and Calculating Aircraft Courses, Distances and S |
| Datum: | 04.12.1919 |
| Ort: | |
| Land: | Großbritannien |
| Person: | Angus, Thomas Cochrane (P) |
| Firma: | |
| Links im Rechnerlexikon: | |
| Schlagworte: | |
| Link zum Patentamt: (ohne Garantie) |  GB135646 |
Aus der Patentschrift GB135646
- DATUM: 04.12.1919
- TITEL: Improvements in and relating to Protractors and Associated Calculating Scales for Laying-off and Calculating Aircraft Courses, Distances and Speeds.
- PERSON: ANGUS THOMAS COCHRANE