Wolfgang Parr

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Berlin, DE

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Patents Grantslast 30 patents

Information Patent Grant
Skin treating composition, method of producing the same and treatme...
- Patent number 5,019,391
- Issue date May 28, 1991
- HEYL Chemisch-parmazeutische Fabrik GmbH & Co KG
- Thomas Bunte
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Use of dimercaptopropanesulfonic acid and dimercapto-propanesuccini...
- Patent number 4,720,379
- Issue date Jan 19, 1988
- Hey Chem. Pharm. Fabrik GmbH & Co. KG
- Eduard Heyl
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE