Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Rocky Qu0
Gio Xu0
Zhaoxia Jin0
Date of Patent
April 30, 2024
0Patent Application Number
163490610
Date Filed
November 11, 2016
0Patent Citations
Patent Primary Examiner
CPC Code
Patent abstract
A mask (
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