TREA

William H. Hamilton

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  • Seattle, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Beverage warmer
    • Patent number 4,523,083
    • Issue date Jun 11, 1985
    • Hamilton-Dunn Research Co.
    • William H. Hamilton
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Irrigation control system
    • Patent number 4,423,484
    • Issue date Dec 27, 1983
    • William H. Hamilton
    • G05 - CONTROLLING REGULATING