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LISTENING ENHANCEMENT SYSTEM AND METHOD

08/907,503 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Aug. 8, 1997
Examiner PING LEE
Class 381
Art Group 2747
Case Type Utility - 381/098000
Status Abandoned -- Failure to Respond to an Office Action
Child 09/59,303 Abandoned
Child PCT/US98/10693 Published
Last Updated: 1 year, 8 months ago
Date # Transaction