TREA

Ernst Hartwig

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  • Heidelberg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Anthraquinone dyes
    • Patent number 4,442,287
    • Issue date Apr 10, 1984
    • BASF Aktiengesellschaft
    • Ernst Hartwig
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Anthraquinone dyes
    • Patent number 4,181,668
    • Issue date Jan 1, 1980
    • BASF Aktiengesellschaft
    • Wolfgang Elser
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...