Patent:US2791836
Patent: | US 2791836 |
Titel: | Unstrument for measuring the slope of a curve at a selected point thereon |
Datum: | 15.04.1957 |
Ort: | |
Land: | USA |
Person: | Joseph Gerber |
Firma: | |
Links im Rechnerlexikon: | Derivimeter |
Schlagworte: | Derivimeter |
Link zum Patentamt: (ohne Garantie) | ![]() ![]() |
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