Patent:US2334430
Brevetto: | US 2334430 |
Titolo: | Calculating Machine |
Data: | 16.11.1943 |
Luogo: | |
Nazione: | Stati Uniti |
Persona: | Moody, John L. (P) |
Ditta: | Friden (P) |
Link interni: | |
Keywords: | |
Link al brevetto: (without guarantee) | ![]() ![]() |
- DATUM: 16.11.1943
- TITEL: Calculating machine
- PERSON: FRIDEN CALEULATING MACHINE CO
- Patent Family: ( Patent:US2279480, Patent:US2334430 )