GB2174874B
(en )
1989-12-28
Cable television system selectively distributing pre-recorded video and audio messages
US4554584B1
(en )
1998-04-07
Video and audio blanking system
AU3974993A
(en )
1993-11-18
Digital audio/video insertion system
AU2084288A
(en )
1989-05-23
Interactive video system
PL305189A1
(en )
1995-04-03
Video and audio signals synchronising system
AU2372088A
(en )
1989-04-27
Interactive video/audio presentation
EP0595323A3
(en )
1994-09-07
Downward compatible video system
EP0634870A3
(en )
1995-04-19
Synchronizing system for time-divided video and audio signals.
AR243715A1
(en )
1993-08-31
An improved video display system
EP0526201A3
(en )
1993-05-19
Video signal transmission system and method
AU1814092A
(en )
1992-08-06
Digital video transmission system
EP0605134A3
(en )
1996-02-07
Audio video system.
GB2266425B
(en )
1996-10-02
Digital video effects system
HK1003215A1
(en )
1998-10-16
Adapter for video and audio transmission
GB2224380B
(en )
1993-02-10
Interactive video system
AU2159288A
(en )
1989-03-02
Selective video playing system
GB9300698D0
(en )
1993-03-03
Video playback apparatus
GB8700794D0
(en )
1987-02-18
Video tape system
HU908104D0
(en )
1991-06-28
Sound system with stereophonic effect for video plays
AU4678085A
(en )
1986-02-25
Interactive video and audio controller
PH24470A
(en )
1990-07-18
Cable television system selectively distributing prerecorded video and audio messages
GB2257596B
(en )
1995-02-15
Video playback system
EP0522993A3
(en )
1993-09-08
Message recording and broadcasting system
GB2216756B
(en )
1990-02-21
Cable television systems selectively distributing pre-recorded video and audio messages
GB2158280B
(en )
1988-01-20
Audio and/or video player