US Patent D1044765 Ferrofluid speaker
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Edits on 3 Oct, 2024
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US Patent D1044765 Ferrofluid speaker
Infobox
Is a
Patent Jurisdiction
Patent Number
Patent Inventor Names
Chunjie Zhang0
Yunqin Xu0
Date of Patent
October 1, 2024
0Patent Application Number
298740200
Date Filed
April 12, 2023
0Patent Citations
Patent Primary Examiner
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