Eric Graf

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Kerpen-Horrem, DE

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Patents Grantslast 30 patents

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Diselenobis-benzoic acid amides of primary and secondary amines and...
- Patent number 4,873,350
- Issue date Oct 10, 1989
- A. Nattermann & Cie. GmbH
- Andre Welter
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE