US Patent D580538 Air purifier

Patent D580538 was granted and assigned to Hamilton Beach Brands Inc. on November, 2008 by the United States Patent and Trademark Office.

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Patent Number

Patent Inventor Names

Mark Turner0

Guoyao Ye0

Date of Patent

November 11, 2008

Patent Application Number

292555430

Date Filed

March 9, 2006

Patent Primary Examiner

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