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Hong Kong, HK
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Patents Grants
last 30 patents
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Patent Grant
Air conditioned headgear and air conditioned clothing
Patent number
9,175,887
Issue date
Nov 3, 2015
Ming Kin Lau
A42 - HEADWEAR
Patents Applications
last 30 patents
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Patent Application
AIR CONDITIONED HEADGEAR AND AIR CONDITIONED CLOTHING
Publication number
20140238044
Publication date
Aug 28, 2014
Ming Kin LAU
A41 - WEARING APPAREL