Patent:GB187236
Patent: | GB 187236 |
Titel: | Improvements in and relating to squares provided with scales for any kind of calculations |
Datum: | 02.08.1923 |
Ort: | |
Land: | Großbritannien |
Person: | Alphonse Hippolyte Claeys |
Firma: | |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | ![]() |
- DATUM: 02.08.1923
- TITEL: Improvements in and relating to squares provided with scales for any kind of calculations
- PERSON: ALPHONSE HIPPOLYTE CLAEYS