Manfred Thönessen

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Bochum, DE

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Patents Grantslast 30 patents

Information Patent Grant
Rotary piston engine
- Patent number 8,316,817
- Issue date Nov 27, 2012
- Dezmotec AG
- Hans-Gerd Rücker
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS