TREA

William Snook

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  • West Chester, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Interlocking barriers
    • Patent number 7,275,888
    • Issue date Oct 2, 2007
    • Off the Wall Products, LLC
    • Marc E. Christensen
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Interlocking barrier
    • Patent number D552250
    • Issue date Oct 2, 2007
    • Off the Wall Products, LLC
    • Marc E. Christensen
    • D25 - Building units and construction elements