US Patent 9137605 Formed diaphragm frame for receiver
Patent 9137605 was granted and assigned to Knowles (company) on September, 2015 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
June 11, 2014
Date of Patent
September 15, 2015
Patent Applicant
Patent Application Number
14301649
Patent Citations Received
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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