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G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 3133

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5434832 Automated cassette library apparatus for transporting a cassette along three perpendicular axesNov 25, 92Jul 18, 95[G11B]
5427489 Apparatus for controlling an automated cassette libraryNov 25, 92Jun 27, 95[G11B]
5341258 Automated cassette library systemNov 25, 92Aug 23, 94[G11B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6377419 Automated cassette library apparatus for transporting a cassette along three perpendicular axesExpiredApr 21, 95Apr 23, 02[G11B]
4920407 Composite video frame storeExpiredJan 03, 89Apr 24, 90[H04N]
4816905 Telecommunication system with video and audio framesExpiredApr 30, 87Mar 28, 89[H04N]
4789895 System for synchronizing digital bit stream for telecommunication systemExpiredApr 30, 87Dec 06, 88[H04N]
4780757 Telecommunication system with frame selected continuous audio signalsExpiredMar 09, 88Oct 25, 88[H04N]
4780758 Telecommunication system with burst and continuous audio signalsExpiredFeb 24, 88Oct 25, 88[H04N]
4616263 Video subsystem for a hybrid videotex facilityExpiredFeb 11, 85Oct 07, 86[H04N]

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