US Patent 7380551 Breathing apparatus
Patent 7380551 was granted and assigned to TVi (TV channel) on June, 2008 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
September 3, 2004
Date of Patent
June 3, 2008
Patent Application Number
10933555
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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