Patent:US2145347
Patent: | US 2145347 |
Titel: | Calculating mechanism for measuring instruments |
Datum: | 31.01.1939 |
Ort: | |
Land: | USA |
Person: | Francis Everitt Philip |
Firma: | Hughes Henry and Son Ltd |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | US2145347 (espacenet), US2145347 (uspto) |
- DATUM: 31.01.1939
- TITEL: Calculating mechanism for measuring instruments
- PERSON: HUGHES HENRY SON LTD