Manfred Grube

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Bochum, DT

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Patents Grantslast 30 patents

Information Patent Grant
Process and device for de-scaling elongated metallic bars during co...
- Patent number 4,070,884
- Issue date Jan 31, 1978
- Fried. Krupp Huttenwerke AG
- Manfred Grube
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...