Nian En Zhou

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Edmonton, CA

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Patents Grantslast 30 patents

Information Patent Grant
4-substitued-3-[1 or 2 amino acid residue]-azetidin-2-one derivativ...
- Patent number 5,986,108
- Issue date Nov 16, 1999
- SynPhar Laboratories, Inc.
- Rajeshwar Singh
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE