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Patents Grants
last 30 patents
Information
Patent Grant
Engine combustion system
Patent number
4,176,651
Issue date
Dec 4, 1979
Backus Devices, Incorporated
Harold A. Backus
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Engine combustion system
Patent number
3,960,121
Issue date
Jun 1, 1976
Backus Devices, Incorporated
Harold Adams Backus
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS