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Taipei, TW
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Patents Grants
last 30 patents
Information
Patent Grant
Rotating lamp tube socket structure having a seat body and a cover...
Patent number
8,657,614
Issue date
Feb 25, 2014
Chuan He Co., Ltd.
Ming-Hai Sun
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Connection unit for fluorescent tubes
Patent number
8,475,190
Issue date
Jul 2, 2013
Chuan He Co., Ltd.
Ming-Hai Sun
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Connection unit for fluorescent tubes
Patent number
8,475,189
Issue date
Jul 2, 2013
Chuan He Co., Ltd.
Ming-Hai Sun
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Connection unit for fluorescent tubes
Publication number
20120302079
Publication date
Nov 29, 2012
CHUAN HE CO., LTD.
Ming-Hai Sun
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Connection unit for fluorescent tubes
Publication number
20120302080
Publication date
Nov 29, 2012
CHUAN HE CO., LTD.
Ming-Hai Sun
H01 - BASIC ELECTRIC ELEMENTS
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last 30 trademarks