Fengqing Wu

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Zengcheng City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Door closer stopper
- Patent number 8,713,756
- Issue date May 6, 2014
- CMECH (Guangzhou) Industrial Ltd.
- Fengqing Wu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Air pressure inner circulation-type automatic compensation control...
- Patent number 8,307,496
- Issue date Nov 13, 2012
- CMECH (Guangzhou) Industrial Ltd.
- Fengqing Wu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
DOOR CLOSER STOPPER
- Publication number 20120260459
- Publication date Oct 18, 2012
- CMECH (GUANGZHOU) INDUSTRIAL LTD.
- FENGQING WU
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
AIR PRESSURE INNER CIRCULATION-TYPE AUTOMATIC COMPENSATION CONTROL...
- Publication number 20110138573
- Publication date Jun 16, 2011
- CMECH (GUANGZHOU) INDUSTRIAL LTD.
- Fengqing Wu
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES