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