Wai Kwan Cheung

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Dongguan City, CN

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Patents Applicationslast 30 patents

Information Patent Application
CONDENSER ASSEMBLY
- Publication number 20090065186
- Publication date Mar 12, 2009
- Wai Kwan Cheung
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
HEAT EXCHANGER TUBE FOR HEATING SYSTEM
- Publication number 20080093065
- Publication date Apr 24, 2008
- Wai Kwan Cheung
- F28 - HEAT EXCHANGE IN GENERAL