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AN INTERACTIVE TELEVISION INFORMATION SYSTEM DISTRIBUTING BROADCAST TE LEVISION SERVICES IDENTICALLY ON A FIRST BANDWIDTH PORTION OF PLURALIT Y OF EXPRESS TRUNKS AND INTERACTIVE SERVICES OVER A SECOND BANDWIDTH P ORTION OF EACH EXPRESS TRUNK ON A SUBSCRIBER DEMAND BASIS

08/315,283 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Sept. 29, 1994
Examiner DAVID E HARVEY
Class 348
Art Group 2602
Patent No. 5,557,316
Case Type Utility - 348/007000
Status Patented Case
Parent 08/56,958 Patented
Parent 07/877,328 Patented
Parent 07/754,932 Patented
Last Updated: 4 years, 3 months ago
Date # Transaction