US Patent D1003049 Electric toothbrush
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US Patent D1003049 Electric toothbrush
Infobox
Is a
Patent Jurisdiction
Patent Number
Patent Inventor Names
Liwei Cai
Qilin Chen
Date of Patent
October 31, 2023
Patent Application Number
29790561
Date Filed
December 3, 2021
Patent Citations
Patent Primary Examiner
CPC Code
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