US Patent 11540417 Sounding device and mobile terminal
Is a
Date Filed
August 18, 2020
0
Date of Patent
December 27, 2022
0
Patent Application Number
16995837
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Patent Inventor Names
Jun Wu
0
Zhichen Chen
0
Zhe Zhang
0
Zhaoyu Yin
0
Xingzhi Huang
0
Lin Liu
0
Dijiang Tong
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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