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Howell's Well Service, Inc.

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  • Wynona, OK, US
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  • Information Patent Grant

    Valve body for a traveling barrel pump
    • Patent number 6,755,628
    • Issue date Jun 29, 2004
    • Howell's Well Service, Inc.
    • Kenneth Howell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

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