Klaus Pietsch

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Dusseldorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of straightening rolled material
- Patent number 5,115,653
- Issue date May 26, 1992
- SMS Schloemann-Siemag Aktiengesellschaft
- Gerd Beisemann
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...