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Maxwell K. Barnard

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  • Port Townsend, WA, US
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  • Information Patent Grant

    Self-fairing windmill vane
    • Patent number 4,681,512
    • Issue date Jul 21, 1987
    • Maxwell K. Barnard
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...