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Wai Kai Wong
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Kowloon, HK
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Patents Grants
last 30 patents
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Patent Grant
Novelty devices with flashing light feature
Patent number
6,682,202
Issue date
Jan 27, 2004
Cheerine Development (Hong Kong) Ltd.
Wai Kai Wong
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Patents Applications
last 30 patents
Information
Patent Application
Illuminating Device and Structure with Illuminating Device
Publication number
20120281410
Publication date
Nov 8, 2012
TRAXON TECHNOLOGIES LTD.
Wai Kwok Wong
F21 - LIGHTING
Information
Patent Application
NOVELTY DEVICES WITH FLASHING LIGHT FEATURE
Publication number
20030174496
Publication date
Sep 18, 2003
Wai Kai Wong
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES