US Patent D1039605 Rotary pen
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Edits on 22 Aug, 2024
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US Patent D1039605 Rotary pen
Infobox
Is a
Patent Jurisdiction
Patent Number
Patent Inventor Names
Caidong Chen0
Date of Patent
August 20, 2024
0Patent Application Number
298757220
Date Filed
May 9, 2023
0Patent Citations
Patent Primary Examiner
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