Jan Henryk Tews

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Brooklyn, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Two-cycle engine and piston
- Patent number 4,250,844
- Issue date Feb 17, 1981
- Jan H. Tews
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Two-cycle engine and piston
- Patent number 4,112,882
- Issue date Sep 12, 1978
- Jan Henryk Tews
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS