Achim Brand

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Bienne, CH

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Patents Grantslast 30 patents

Information Patent Grant
Aqueous pigment preparations
- Patent number 6,478,866
- Issue date Nov 12, 2002
- Bayer Aktiengesellschaft
- Peter Roger Nyssen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...