Bruno Walser

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Raeterschen, CH

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Patents Grantslast 30 patents

Information Patent Grant
Method for production of thin sections of reactive metals
- Patent number 5,121,535
- Issue date Jun 16, 1992
- Sulzer Bros. Ltd.
- Jerome P. Wittenauer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...