Robert A. Wall

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Okanogan, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Engine with split crankshaft and crankshaft half disabling means
- Patent number 4,722,308
- Issue date Feb 2, 1988
- Robert A. Wall
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS