Karl Heinz Hauptmann deceased

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Patents Grantslast 30 patents

Information Patent Grant
5-Phenyl-7-chloro-1H-1,5-benzodiazepine-2,4-(3H,5H)-diones
- Patent number RE28935
- Issue date Aug 17, 1976
- Boehringer Ingelheim GmbH
- Karl-Heinz Weber
- 260 - Chemistry of carbon compounds