Siegfried Kern

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Freiamt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and circuit arrangement for measuring in-phase and quadratur...
- Patent number 4,814,696
- Issue date Mar 21, 1989
- Frako, Kondensatoren-und Apparatebau GmbH
- Siegfried Kern
- G01 - MEASURING TESTING