TREA

Mohammed A. Elmastry

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  • St. Paul, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Polymerizable metal-azo and metal-azomethine dyes
    • Patent number 5,166,326
    • Issue date Nov 24, 1992
    • Minnesota Mining and Manufacturing Company
    • Terrance P. Smith
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...