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Siegfried Wirth

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  • Rosbach, DT
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Patents Grantslast 30 patents

  • Information Patent Grant

    N-Acyloyl-N-alkyl-alkylenediamines as dye levelers
    • Patent number 3,999,942
    • Issue date Dec 28, 1976
    • Cassella Farbwerke Mainkur Aktiengesellschaft
    • Christian Heid
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...