Hans Kaiserfeld

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Patents Grantslast 30 patents

Information Patent Grant
Punch and counter punch plates
- Patent number 4,880,481
- Issue date Nov 14, 1989
- Bohler Ges.m.b.H.
- Werner J. Jerlich
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Chromium containing alloy for fabricating pressing tools, pressing...
- Patent number 4,564,566
- Issue date Jan 14, 1986
- Vereinigte Edelstahlwerke Aktiengesellschaft
- Werner J. Jerlich
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...