US Patent D1021387 Earbud case
Is a
Date Filed
December 28, 2022
0
Date of Patent
April 9, 2024
0
Patent Application Number
35515987
0
Patent Citations
•••
Patent Inventor Names
Ruoxue Yang
0
Hang Du
0
Bin Huang
0
Shuo Liu
0
Chongyang Cui
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
CPC Code
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