US Patent D978794 Earphone charger box
Is a
Date Filed
May 12, 2021
0
Date of Patent
February 21, 2023
0
Patent Application Number
29783247
0
Patent Citations Received
•••
Patent Inventor Names
Zhi Liu
0
Ding He
0
Zhenxing Pi
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
CPC Code
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