TREA

Edwin W. Plumb

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  • Woodbury, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Movable barrier apparatus
    • Patent number 4,488,630
    • Issue date Dec 18, 1984
    • Gated Devices, Inc.
    • Edwin W. Plumb
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Safety device having machine drive cam control
    • Patent number 4,279,335
    • Issue date Jul 21, 1981
    • Edwin W. Plumb
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...