Stephan Michaelis

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Leverkusen, SC, US

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Patents Grantslast 30 patents

Information Patent Grant
Pigment salts and their use for dyeing and pigmenting
- Patent number 5,525,152
- Issue date Jun 11, 1996
- Bayer Aktiengesellschaft
- Peter Roschger
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...