Shuang Jin

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Foshan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Heating and ventilation fan for bathroom
- Patent number 9,347,464
- Issue date May 24, 2016
- Panasonic Ecology Systems Guandong Co. Ltd.
- Yefan Weng
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
HEATING AND VENTILATION FAN FOR BATHROOM
- Publication number 20130004299
- Publication date Jan 3, 2013
- PANASONIC CORPORATION
- Yefan Weng
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...