TREA

Adolf Friedrich

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  • Leverkusen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Reactive dyestuffs
    • Patent number 4,256,882
    • Issue date Mar 17, 1981
    • Bayer Aktiengesellschaft
    • Adolf Friedrich
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Process for the preparation of amino-nitrophenols
    • Patent number 4,115,652
    • Issue date Sep 19, 1978
    • Bayer Aktiengesellschaft
    • Karl Linhart
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Dyestuff laser
    • Patent number 4,100,509
    • Issue date Jul 11, 1978
    • Bayer Aktiengesellschaft
    • Herbert Walther
    • H01 - BASIC ELECTRIC ELEMENTS