Friedrich Wirsing

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Speyer, DE

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Patents Grantslast 30 patents

Information Patent Grant
Aqueous cationic tenside preparations, method for the production an...
- Patent number 6,509,012
- Issue date Jan 21, 2003
- BASF Aktiengesellschaft
- Peter Hössel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE