TREA

H. David Bowes

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  • Erie, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Magnetic drive
    • Patent number 5,779,456
    • Issue date Jul 14, 1998
    • Finish Thompson Inc.
    • H. David Bowes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sump pump
    • Patent number 5,708,313
    • Issue date Jan 13, 1998
    • Finish Thompson Inc.
    • H. David Bowes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multiple-pressure distillation
    • Patent number 5,162,081
    • Issue date Nov 10, 1992
    • Finish Thompson Inc.
    • H. David Bowes
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Portable pump
    • Patent number 4,741,664
    • Issue date May 3, 1988
    • Thompson-Chemtrex, Inc.
    • Ronald F. Olmstead
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Portable pump with air seal
    • Patent number 4,627,790
    • Issue date Dec 9, 1986
    • Thompson-Chemtrex, Inc.
    • H. David Bowes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...