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Mark O'Connell

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  • Cedar Grove, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Plastic piston head assembly
    • Patent number 5,022,312
    • Issue date Jun 11, 1991
    • Thomas Industries
    • Roy J. Rozek
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor with a segmented piston rod assembly
    • Patent number 5,006,047
    • Issue date Apr 9, 1991
    • Thomas Industries, Inc.
    • Mark O'Connell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...