Hans D. Weitermann

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Essen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Rolling mill stand with roll replaceability
- Patent number 4,763,505
- Issue date Aug 16, 1988
- Fried. Krupp GmbH
- Friedrich Klute
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...