US Patent 11500277 Lighting device for projecting a starry pattern
Is a
Date Filed
August 25, 2021
0
Date of Patent
November 15, 2022
0
Patent Application Number
17411172
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Patent Inventor Names
Huazhu Zheng
0
Yunyun Lu
0
Wenzhen Ouyang
0
Caijian Zheng
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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