Heinz Hartkopf

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Solingen, DT

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Patents Grantslast 30 patents

Information Patent Grant
Workpiece feed channel
- Patent number 4,038,861
- Issue date Aug 2, 1977
- Th. Kieserling & Albrecht
- Heinz Hartkopf
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...