Mi Qiang

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Changzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Sealing device
- Patent number 7,124,540
- Issue date Oct 24, 2006
- Mi Qiang
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
Sealing device
- Publication number 20050198909
- Publication date Sep 15, 2005
- Mi Qiang
- F24 - HEATING RANGES VENTILATING