TREA

William Crookes

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  • Ann Arbor, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Detectable warning and guidance tiles
    • Patent number 9,033,612
    • Issue date May 19, 2015
    • Astra Capital Incorporated
    • Kenneth Szekely
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    DETECTABLE WARNING AND GUIDANCE TILES
    • Publication number 20120275858
    • Publication date Nov 1, 2012
    • Astra Capital Incorporated
    • Kenneth Szekely
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE