Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 3, 2012
Patent Application Number
12333876
Date Filed
December 12, 2008
Patent Citations Received
Patent Primary Examiner
Patent abstract
An acoustical horn having an inlet or throat, and an outlet or mouth wherein the shape of at least a portion of the horn between the throat and the mouth is defined by an exponential function including a negative exponential term.
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