US Patent 7899656 Virtual speaker demonstration system and virtual noise simulation
Patent 7899656 was granted and assigned to Crutchfield Corporation on March, 2011 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
August 4, 2006
0
Date of Patent
March 1, 2011
0
Patent Application Number
11462572
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Patent Inventor Names
William G. Crutchfield, Jr.
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Patent Jurisdiction
Patent Number
Patent Primary Examiner
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