Karl-Heinz Risken

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Mainz-Finthen, DT

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of insulating coatings on electrical con...
- Patent number 3,931,418
- Issue date Jan 6, 1976
- Dr. Kurt Herberts & Co. Gesellschaft mit beschrankter Haftung Vorm. Otto Loui...
- Karl-Heinz Risken
- H01 - BASIC ELECTRIC ELEMENTS