Hagen Hummel

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Obersulm-Weiler, DT

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Patents Grantslast 30 patents

Information Patent Grant
Method of electron beam welding with X-ray detection
- Patent number 3,974,381
- Issue date Aug 10, 1976
- Mahle GmbH
- Manfred Rohrle
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS