Zhijun Shao

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Taiyuan City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Mechanical dial combination lock
- Patent number 7,216,518
- Issue date May 15, 2007
- Zhijun Shao
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
Mechanical dial combination lock
- Publication number 20050217326
- Publication date Oct 6, 2005
- Zhijun Shao
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES