Dieter Erdmann

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Krefeld, DE

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Patents Grantslast 30 patents

Information Patent Grant
Aqueous polyurethane emulsions
- Patent number 6,521,702
- Issue date Feb 18, 2003
- Bayer Aktiengesellschaft
- Jan Weikard
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...