TREA

James J. Dunn

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  • St. Charles, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ceiling system with staked on connectors
    • Patent number 4,989,387
    • Issue date Feb 5, 1991
    • Chicago Metallic Corporation
    • Ronald W. Vukmanic
    • E04 - BUILDING
  • Information Patent Grant

    Parallel beam system
    • Patent number 4,987,715
    • Issue date Jan 29, 1991
    • Chicago Metallic Corporation
    • James J. Dunn
    • E04 - BUILDING
  • Information Patent Grant

    Drywall furring system
    • Patent number 4,866,900
    • Issue date Sep 19, 1989
    • Chicago Metallic Corporation
    • James J. Dunn
    • E04 - BUILDING
  • Information Patent Grant

    Hold down clip
    • Patent number 4,858,408
    • Issue date Aug 22, 1989
    • Chicago Metallic Corporation
    • James J. Dunn
    • E04 - BUILDING
  • Information Patent Grant

    Reinforced bead
    • Patent number 4,852,325
    • Issue date Aug 1, 1989
    • Chicago Metallic Corporation
    • James J. Dunn
    • E04 - BUILDING
  • Information Patent Grant

    Fire-rated main runner
    • Patent number 4,785,595
    • Issue date Nov 22, 1988
    • Chicago Metallic Corporation
    • James J. Dunn
    • E04 - BUILDING
  • Information Patent Grant

    Perimeter clip
    • Patent number 4,610,562
    • Issue date Sep 9, 1986
    • Chicago Metallic Corporation
    • James J. Dunn
    • E04 - BUILDING
  • Information Patent Grant

    Suspended ceiling system
    • Patent number 4,601,153
    • Issue date Jul 22, 1986
    • Chicago Metallic Corporation
    • James J. Dunn
    • E04 - BUILDING