TREA

David W. Goelz

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  • Burbank, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pumping system for unstable fluids
    • Patent number 4,350,266
    • Issue date Sep 21, 1982
    • Binks Manufacturing Company
    • Robert D. Hetherington
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Modular multiple-fluid component selection and delivery system
    • Patent number 4,281,683
    • Issue date Aug 4, 1981
    • Poly-Glas Systems
    • Robert D. Hetherington
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Roving brake
    • Patent number 4,274,512
    • Issue date Jun 23, 1981
    • Poly-Glas Systems
    • David W. Goelz
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Modular multi-color paint selection and supply system manifold or t...
    • Patent number D257384
    • Issue date Oct 14, 1980
    • Poly-Glas Systems
    • Robert D. Hetherington
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Modular multiple-fluid component selection and delivery system
    • Patent number 4,215,721
    • Issue date Aug 5, 1980
    • Poly-Glas Systems
    • Robert D. Hetherington
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    High-viscosity volume balancing mixing head
    • Patent number 4,193,546
    • Issue date Mar 18, 1980
    • Poly-Glas Systems
    • Robert D. Hetherington
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Air nucleating spary gun
    • Patent number 4,175,702
    • Issue date Nov 27, 1979
    • Poly-Glas Systems
    • Robert D. Hetherington
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...