TREA

Ronald James Watson

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  • E. Amherst, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Earthquake isolation bearing
    • Patent number 5,491,937
    • Issue date Feb 20, 1996
    • R. J. Watson, Inc.
    • Ronald J. Watson
    • E04 - BUILDING

Patents Applicationslast 30 patents