Rolf Stein

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Hilchenbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Gripping head of an hydraulic sheet stretcher
- Patent number 4,497,193
- Issue date Feb 5, 1985
- SMS Schloemann-Siemag Aktiengesellschaft
- Heinrich Kutz
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...