Patent:GB172640
Brevetto: | GB 172640 |
Titolo: | Improvements in and relating to electromotive drives for calculating machines |
Data: | 11.01.1923 |
Luogo: | |
Nazione: | Gran Bretagna |
Persona: | |
Ditta: | Optische Anstalt C. P. Goerz (P) |
Link interni: | |
Keywords: | |
Link al brevetto: (without guarantee) | GB172640 |
- DATUM: 11.01.1923
- TITEL: Improvements in and relating to electromotive drives for calculating machines
- PERSON: OPTISCHE ANSTALT GOERZ AG