TREA

William H. Maddock

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  • Toronto, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Decorative light strings and multi-purpose lampholders therefor
    • Patent number 5,595,439
    • Issue date Jan 21, 1997
    • Noma Inc.
    • William H. Maddock
    • F21 - LIGHTING
  • Information Patent Grant

    Lampholder and mounting means therefor
    • Patent number 5,355,288
    • Issue date Oct 11, 1994
    • Noma, Inc.
    • William H. Maddock
    • F21 - LIGHTING
  • Information Patent Grant

    Electrical connector
    • Patent number 4,826,448
    • Issue date May 2, 1989
    • Noma Inc.
    • William H. Maddock
    • F21 - LIGHTING
  • Information Patent Grant

    Screw in lamp holder
    • Patent number 4,778,409
    • Issue date Oct 18, 1988
    • Noma Inc.
    • William H. Maddock
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Trouble lamp and retainer
    • Patent number 4,678,153
    • Issue date Jul 7, 1987
    • Noma Inc.
    • William H. Maddock
    • F21 - LIGHTING
  • Information Patent Grant

    Cord reel
    • Patent number 4,656,320
    • Issue date Apr 7, 1987
    • Noma Inc.
    • William H. Maddock
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER