TREA

J-Operating Company

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  • Dallas, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Compressor with suction valve in piston
    • Patent number 5,658,134
    • Issue date Aug 19, 1997
    • J-Operating Company
    • James J. Gagnon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...