Wei-Cheng YEH

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Yanchao Shiang, TW

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Patents Applicationslast 30 patents

Information Patent Application
POWER-DRIVEN WINDOW SHADE WITH AN ALARM DEVICE
- Publication number 20110102185
- Publication date May 5, 2011
- Wei-Cheng Yeh
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Noise-Reduced Motor-Driven Vertical Blind
- Publication number 20080078509
- Publication date Apr 3, 2008
- Wei-Cheng YEH
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS