Chun Ming Cheung

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Hong Kong, HK

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Patents Applicationslast 30 patents

Information Patent Application
Steam generator
- Publication number 20070223894
- Publication date Sep 27, 2007
- Chun Ming Cheung
- F22 - STEAM GENERATION
Information Patent Application
Bottle cooler
- Publication number 20070068192
- Publication date Mar 29, 2007
- Chun Ming Cheung
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...