TREA

William A. Crider

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  • Vienna, VA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fluid-driven rotary engine
    • Patent number 4,260,902
    • Issue date Apr 7, 1981
    • William A. Crider
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...