Patent:US4632661
Patent: | US 4632661 |
Titel: | Methods for structurally performing differential calculus |
Datum: | 30.12.1986 |
Ort: | |
Land: | USA |
Person: | Mortensen, Vernon J. (Coeur dAlene, ID) |
Firma: | |
Links im Rechnerlexikon: | Lehrmittel |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | US4632661 (espacenet), US4632661 (uspto) |
- DATUM: 30.12.1986
- TITEL: Methods for structurally performing differential calculus
- PERSON: MORTENSEN EDUCATIONAL PRODUCTS US