Weimin Zhang

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Haidian District, CN

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Patents Applicationslast 30 patents

Information Patent Application
COMPOSITE WATER PERMEABLE BRICK AND COMPOSITION FOR PRODUCING THE SAME
- Publication number 20100133166
- Publication date Jun 3, 2010
- BEIJING RECHSAND SCIENCE & TECHNOLOGY GROUP CO., L
- Shengyi Qin
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES