Bernd Dill

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Rheinfelden, CH

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Patents Grantslast 30 patents

Information Patent Grant
Blue anthraquinone disperse dyes and mixtures of blue disperse dyes
- Patent number 4,964,876
- Issue date Oct 23, 1990
- Ciba-Geigy Corporation
- Christian Frey
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...