US Patent D550201 Earphone

Patent D550201 was granted and assigned to Etymotic Research on September, 2007 by the United States Patent and Trademark Office.

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Patent Number

Patent Inventor Names

Andrew J. Haapapuro0

Mead C. Killion0

Viorel Drambarean0

Date of Patent

September 4, 2007

Patent Application Number

292479770

Date Filed

July 24, 2006

Patent Primary Examiner

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