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AUDIO SYSTEM WITH PARENTAL MAXIMUM VOLUME CONTROL

13/729,834 | U.S. Patent Application

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Location ELECTRONIC
Filed Dec. 28, 2012
Examiner ALEXANDER J KRZYSTAN
Class 381
Art Group 2656
Patent No. 9,537,459
Case Type Utility - 381/104000
Status Patented Case
Parent 11/388,496 Patented
Child 15/360,000 Patented
Last Updated: 4 years, 11 months ago
Date # Transaction