Gerhard Dietrich

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Hengersberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Automatic arc-welding machine operating with rod electrodes and a p...
- Patent number 4,952,773
- Issue date Aug 28, 1990
- Deggendorfer Werft und Eisenbau GmbH
- Kalman Orsos
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR