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YEONG DU TRADING CO., LTD.
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Taipei, TW
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Patents Grants
last 30 patents
Information
Patent Grant
Electric door lock
Patent number
8,365,561
Issue date
Feb 5, 2013
Yeong Du Trading Co., Ltd.
Jing-Chen Chang
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
85090255 - EVERSEF
Serial number
85090255
Registration number
4112561
Filing date
Jul 22, 2010
Yeong Du Trading Co., Ltd.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75810744 - JANUSTAR
Serial number
75810744
Registration number
2942290
Filing date
Sep 28, 1999
YEONG DU TRADING CO., LTD.
6 - Common metals and their alloys
Information
Trademark
75810740 - EVERSEF
Serial number
75810740
Registration number
2574231
Filing date
Sep 28, 1999
YEONG DU TRADING CO., LTD.
6 - Common metals and their alloys