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William Atwood

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  • Koscivsko, MS, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Integrated cable guardrail system
    • Patent number 7,182,320
    • Issue date Feb 27, 2007
    • Bryson Products, Inc.
    • Chad Garrett Heimbecker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Sheet-metal highway guardrail system
    • Patent number 6,502,805
    • Issue date Jan 7, 2003
    • David R. Lewis
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Roadway energy absorbing impact attenuator
    • Patent number 6,454,488
    • Issue date Sep 24, 2002
    • David Lewis
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Guardrail block
    • Patent number 6,308,936
    • Issue date Oct 30, 2001
    • William D. Atwood
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

  • Information Patent Application

    Integrated cable guardrail system
    • Publication number 20050077507
    • Publication date Apr 14, 2005
    • Chad Garrett Heimbecker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Integrated cable guardrail system
    • Publication number 20040140460
    • Publication date Jul 22, 2004
    • Chad Garrett Heimbecker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Sheet-metal highway guardrail system
    • Publication number 20020088967
    • Publication date Jul 11, 2002
    • David R. Lewis
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES