Wolfgang Nentwich

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Duisburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of and apparatus for cleaning strip line rolls
- Patent number 6,309,472
- Issue date Oct 30, 2001
- BWG Bergwerk-und Walzwerk-Maschinenbau GmbH
- Rudolf Schönenberg
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...