Yuncheng WEI

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Nanjing, CN

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Patents Applicationslast 30 patents

Information Patent Application
DRIVE DEVICE FOR INNER SWINGING DOOR
- Publication number 20200378169
- Publication date Dec 3, 2020
- NANJING KANGNI MECHANICAL & ELECTRICAL CO., LTD.
- Xiang SHI
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
ELECTRIC DOUBLE PANEL INWARD GLIDING DOOR AND INWARD GLIDING DOOR D...
- Publication number 20200308891
- Publication date Oct 1, 2020
- NANJING KANGNI MECHANICAL & ELECTRICAL CO., LTD.
- Xiang SHI
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES