Patent:US3540648
| Patent: | US 3540648 |
| Titel: | Slide Calculator For Direct Addition And/Or Subtraction Of Integer Qualities In Two Number Systems |
| Datum: | 17.11.1970 |
| Ort: | |
| Land: | USA |
| Person: | Mcgee Charles G |
| Firma: | Charles G Mcgee |
| Links im Rechnerlexikon: | |
| Schlagworte: | |
| Link zum Patentamt: (ohne Garantie) | US3540648 (espacenet), US3540648 (uspto) |
- DATUM: 17.11.1970
- TITEL: SLIDE CALCULATOR FOR DIRECT ADDITION ANDOR SUBTRACTION OF INTEGER QUALITIES IN TWO NUMBER SYSTEMS
- PERSON: CHARLES G MCGEE
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US3540648