TREA

Victor M. Stewart

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  • Redmond, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Roofing cant
    • Patent number 4,706,418
    • Issue date Nov 17, 1987
    • Industrial Research Development, Inc.
    • Victor M. Stewart
    • E04 - BUILDING
  • Information Patent Grant

    Prefabricated interlocking roofing system
    • Patent number 4,706,435
    • Issue date Nov 17, 1987
    • Industrial Research Development, Inc.
    • Victor M. Stewart
    • E04 - BUILDING
  • Information Patent Grant

    Roofing system
    • Patent number 4,680,909
    • Issue date Jul 21, 1987
    • Industrial Research Development, Inc.
    • Victor M. Stewart
    • E04 - BUILDING