TREA

Birgit Froehlich

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  • Duesseldorf, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cleaning preparations for hard surfaces
    • Patent number 4,863,629
    • Issue date Sep 5, 1989
    • Henkel Kommanditgesellschaft auf Aktien
    • Rainer Osberghaus
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...