TREA

Robert J. Keller III

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  • Chester, VA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Anti-scald apparatus for a tub and shower single control faucet
    • Patent number 4,313,350
    • Issue date Feb 2, 1982
    • Kel-Win Manufacturing Co., Inc.
    • Robert J. Keller
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Frictional control of a single lever faucet construction
    • Patent number 4,301,830
    • Issue date Nov 24, 1981
    • Kel-Win Manufacturing Company, Inc.
    • Robert J. Keller
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Anti-scald apparatus for a tub and shower single control faucet
    • Patent number 4,220,175
    • Issue date Sep 2, 1980
    • Kel-Win Manufacturing Company, Inc.
    • Robert J. Keller
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    All plastic valve construction
    • Patent number 3,967,811
    • Issue date Jul 6, 1976
    • Kel-Win Manufacturing Company, Inc.
    • Robert J. Keller
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Single lever faucet construction
    • Patent number 3,952,764
    • Issue date Apr 27, 1976
    • Kel-Win Manufacturing Co., Inc.
    • Robert J. Keller
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...