Patent:US1432375
Patent: | US 1432375 |
Titel: | Apparatus for Integrating Variable Quantities as Regards the Timer |
Datum: | 17.10.1922 |
Ort: | |
Land: | USA |
Person: | H. A. Witt |
Firma: | |
Links im Rechnerlexikon: | Planimeter |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | US1432375 (espacenet), US1432375 (uspto) |
- DATUM: 17.10.1922
- TITEL: Apparatus for integrating variable quantities as regards the time