Helmut Schonich

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Kempten, DE

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Patents Grantslast 30 patents

Information Patent Grant
Axial oil seal of a rotary piston engine
- Patent number 4,643,438
- Issue date Feb 17, 1987
- Wankel GmbH
- Hans-Jurgen Klusowski
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS