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METHOD AND APPARATUS FOR DETERMINING CHANNEL TO WHICH A TV OR VCR IS TUNED

10/684,182 | U.S. Patent Application

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Location ELECTRONIC
Filed Oct. 9, 2003
Examiner JUN FEI ZHONG
Class 725
Art Group 2426
Patent No. 7,590,991
Case Type Utility - 725/021000
Status Patented Case
Last Updated: 4 years, 6 months ago
Date # Transaction