Hanswilli von Brachel

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Leopoldshohe, DE

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Patents Grantslast 30 patents

Information Patent Grant
Water-insoluble monoazo pyridone dye
- Patent number 4,247,456
- Issue date Jan 27, 1981
- Cassella Aktiengesellschaft
- Hanswilli von Brachel
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...