TREA

John W. Hutchison

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  • Crown Point, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lifting mechanism for sliding doors
    • Patent number 4,064,591
    • Issue date Dec 27, 1977
    • Pullman Incorporated
    • John W. Hutchison
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Lifting mechanism for sliding doors
    • Patent number 3,988,801
    • Issue date Nov 2, 1976
    • Pullman Incorporated
    • John W. Hutchison
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES