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Tsuen Wan, HK
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Patents Grants
last 30 patents
Information
Patent Grant
Fluorescent lamp with uncoated region of fluorescent materil
Patent number
6,836,065
Issue date
Dec 28, 2004
Lap Lee Chow
Shing Cheung Chow
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
Fluorescent lamp
Publication number
20050099109
Publication date
May 12, 2005
Lap Lee Chow
Shing Cheung Chow
H01 - BASIC ELECTRIC ELEMENTS
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last 30 trademarks