TREA

Ulrich Frick

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  • Dudenhofen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Preparation of metal-free phthalocyanines
    • Patent number 5,569,758
    • Issue date Oct 29, 1996
    • BASF Aktiengesellschaft
    • Ingo Klopp
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...