Robert A. Wall

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Wyoming, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Geared counterrotating turbine/fan propulsion system
- Patent number 5,010,729
- Issue date Apr 30, 1991
- General Electric Company
- Arthur P. Adamson
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Turbofan engine having a counterrotating partially geared fan drive...
- Patent number 4,969,325
- Issue date Nov 13, 1990
- General Electric Company
- Arthur P. Adamson
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS