SHANGDONG DONG-E E-JIAO CO., LTD.

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Active small-molecule donkey-hide gelatin mixture and preparation m...
- Patent number 9,125,851
- Issue date Sep 8, 2015
- SHANGDONG DONG-E E-JIAO CO., LTD.
- Yufeng Qin
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

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