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Patent:US2490373
| Patent: | US 2490373 |
| Titel: | Key controlled machines with record punching and printing means |
| Datum: | 06.12.1949 |
| Ort: | |
| Land: | USA |
| Person: | Page, Ralph (P) und Culveyhouse, Stanley (P) |
| Firma: | IBM (P) |
| Links im Rechnerlexikon: | |
| Schlagworte: | |
| Link zum Patentamt: (ohne Garantie) |  US2490373 (espacenet), US2490373 (uspto) |
- DATUM: 06.12.1949
- TITEL: Key controlled machines with record punching and printing means
- Patent Family: ( Patent:DE879330, Patent:FR969145, Patent:GB665838, Patent:US2490373 )