Yaning Wu

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BEIJING, CN

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable gas detection device for coal bed
- Patent number 11,497,361
- Issue date Nov 15, 2022
- Shu Tao
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
ADJUSTABLE GAS DETECTION DEVICE FOR COAL BED
- Publication number 20200315413
- Publication date Oct 8, 2020
- China University of Geosciences (Beijing)
- Shu Tao
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...