Reinhard Hahnle

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Hofheim, Taunus, DT

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Patents Grantslast 30 patents

Information Patent Grant
Water-soluble copper complex phenyl azo naphthalene reactive dyestuffs
- Patent number 3,939,141
- Issue date Feb 17, 1976
- Hoechst Aktiengesellschaft
- Fritz Meininger
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...