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Kam Fung Cheng
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Hong Kong, CN
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Patents Grants
last 30 patents
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Patent Grant
Method of manufacturing suspension support devices
Patent number
8,516,704
Issue date
Aug 27, 2013
Johnson Electric S.A.
Guo Ji Zhang
G02 - OPTICS
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last 30 patents
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Patent Application
METHOD OF MANUFACTURING SUSPENSION SUPPORT DEVICES
Publication number
20100005660
Publication date
Jan 14, 2010
Guo Ji ZHANG
G02 - OPTICS