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Benwilco, Inc.

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  • Douglas, AZ, US
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  • Information Patent Grant

    Rotary engine
    • Patent number 4,170,213
    • Issue date Oct 9, 1979
    • Benwilco, Inc.
    • Benjamin F. Williams
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

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