Dietmar Kalz

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Leverkusen, DT

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Patents Grantslast 30 patents

Information Patent Grant
Acylamino quinophthalone compounds
- Patent number 4,088,651
- Issue date May 9, 1978
- Bayer Aktiengesellschaft
- Dietmar Kalz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...