Patent:US2709511
Brevetto: | US 2709511 |
Titolo: | Carriage traversing mechanism for calculating machines |
Data: | 31.05.1955 |
Luogo: | |
Nazione: | Stati Uniti |
Persona: | Dicke Allen A |
Ditta: | |
Link interni: | |
Keywords: | |
Link al brevetto: (without guarantee) | ![]() ![]() |
- DATUM: 31.05.1955
- TITEL: Carriage traversing mechanism for calculating machines