Wen-Jen Wang

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Linbian Township, TW

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Patents Grantslast 30 patents

Information Patent Grant
Curtain rolling buffer apparatus
- Patent number 7,461,683
- Issue date Dec 9, 2008
- Wen-Jen Wang
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Curtain hoisting clutch apparatus
- Patent number 7,174,943
- Issue date Feb 13, 2007
- Wen-Jen Wang
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
Curtain rolling buffer apparatus
- Publication number 20060191649
- Publication date Aug 31, 2006
- Wen-Jen Wang
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Curtain hoisting clutch apparatus
- Publication number 20060108077
- Publication date May 25, 2006
- Wen-Jen Wang
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS