by keeping the exhaust valves open

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Patents Grantslast 30 patents

Information Patent Grant
2362838
- Patent number 2,362,838
- Issue date Nov 14, 1944
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
2197529
- Patent number 2,197,529
- Issue date Apr 16, 1940
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
2021006
- Patent number 2,021,006
- Issue date Nov 12, 1935
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
1948840
- Patent number 1,948,840
- Issue date Feb 27, 1934
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
1730013
- Patent number 1,730,013
- Issue date Oct 1, 1929
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
1339517
- Patent number 1,339,517
- Issue date May 11, 1920
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS