TREA

Gerard T. Sowinski

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  • Lancaster, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vented insulation system
    • Patent number 4,467,580
    • Issue date Aug 28, 1984
    • National Gypsum Company
    • Gerard T. Sowinski
    • E04 - BUILDING
  • Information Patent Grant

    Nailable foam faced board
    • Patent number 3,979,867
    • Issue date Sep 14, 1976
    • National Gypsum Company
    • Gerard T. Sowinski
    • E04 - BUILDING
  • Information Patent Grant

    Control joint with tear strip
    • Patent number 3,964,220
    • Issue date Jun 22, 1976
    • National Gypsum Company
    • Edward J. Rutkowski
    • E04 - BUILDING