TREA

David W. Hawes

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  • Owensboro, KY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Universal pump coupling system
    • Patent number 5,906,479
    • Issue date May 25, 1999
    • David W. Hawes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Universal pump coupling system
    • Patent number 5,529,462
    • Issue date Jun 25, 1996
    • David W. Hawes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...