Wolfgang Lotsch

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Beindersheim, DT

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Patents Grantslast 30 patents

Information Patent Grant
Phenyl-substituted phthalazone azo dyes with a coupling component o...
- Patent number 4,016,151
- Issue date Apr 5, 1977
- Badische Anilin- & Soda-Fabrik Aktiengesellschaft
- Wolfgang Lotsch
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...