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USER ADJUSTABLE VOLUME CONTROL THAT ACCOMMODATES HEARING

12/193,581 | U.S. Patent Application

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Location ELECTRONIC
Filed Aug. 18, 2008
Examiner PING LEE
Class 381
Art Group 2614
Patent No. 8,284,960
Case Type Utility - 381/109000
Status Patented Case
Parent 09/673,275 Patented
Parent 09/59,303 Abandoned
Parent 09/59,304 Abandoned
Parent 09/59,307 Abandoned
Parent PCT/US99/08055 Published
Parent 60/109,506 Expired
Last Updated: 2 years, 4 months ago
Date # Transaction