Frank-Michael Stuohr

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Odenthal, DE

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Patents Grantslast 30 patents

Information Patent Grant
Azo dyestuffs and intermediate products for their preparation
- Patent number 5,278,293
- Issue date Jan 11, 1994
- Bayer Aktiengesellschaft
- Karl-Josef Herd
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...