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Your search returned 39 patents.
( 725/103 in Current US Classification )
1
Patent IDTitleDate Filed
5550825 Headend processing for a digital transmission system November 19, 1991
5477263 Method and apparatus for video on demand with fast forward, reverse and channel pause May 26, 1994
5339315 Cable broadcasting system and the transmission center for on demand program services May 22, 1992
5172413 Secure hierarchial video delivery system and method December 20, 1990
5168353 Video distribution system allowing viewer access to time staggered indentical prerecorded programs December 21, 1990
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