Patent:GB190007172
Brevetto: | GB 190007172 |
Titolo: | Improvements in Computing or Calculating and Recording Machines |
Data: | 11.08.1900 |
Luogo: | Minneapolis |
Nazione: | Gran Bretagna |
Persona: | Shattuck, William P. (P) |
Ditta: | |
Link interni: | |
Keywords: | |
Link al brevetto: (without guarantee) | ![]() |
- DATUM: 11.08.1900
- TITEL: Improvements in Computing or Calculating and Recording Machines.
- PERSON: DAY CHARLES AUBREY GB
