Chemisches Instutut Schaefer AG

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Bubendorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Polycarboxylic acid imidazolines, process for the preparation there...
- Patent number 5,049,315
- Issue date Sep 17, 1991
- Chemisches Instutut Schaefer AG
- Hans Hitz
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE