Bernhard Schelb

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Konigswinter, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing cams by powder metallurgy
- Patent number 4,851,189
- Issue date Jul 25, 1989
- Ringsdorff-Werke GmbH
- Jurgen Donch
- B22 - CASTING POWDER METALLURGY