Hermann Zwirglmaier

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Teising, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for calibrating rotating tools
- Patent number 6,055,842
- Issue date May 2, 2000
- Wacker Siltronic Gesellschaft fur Halbleitermaterialien AG
- Karl Kobler
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and apparatus for sawing bar-shaped workpieces into slices
- Patent number 4,991,475
- Issue date Feb 12, 1991
- Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
- Hanifi Malcok
- B28 - WORKING CEMENT, CLAY, OR STONE