Patent:GB190322762
Brevetto: | GB 190322762 |
Titolo: | Improvements relating to Mechanical Calculating Devices |
Data: | 18.02.1904 |
Luogo: | |
Nazione: | Gran Bretagna |
Persona: | Anderson, Francis James (P) |
Ditta: | |
Link interni: | |
Keywords: | |
Link al brevetto: (without guarantee) | ![]() |
- DATUM: 18.02.1904
- TITEL: Improvements relating to Mechanical Calculating Devices
- PERSON: ANDERSON FRANCIS JAMES IE