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US Patent D678413 Pencil sharpener

Patent D678413 was granted and assigned to SDI on March, 2013 by the United States Patent and Trademark Office.

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Patent

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Patent Applicant

Current Assignee

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D6784130

Patent Inventor Names

Szu-Yu Chen0

Date of Patent

March 19, 2013

Patent Application Number

294331710

Date Filed

September 26, 2012

Patent Primary Examiner

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Elizabeth Albert

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