| Patents for G11B 25 - Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing (7,037) |
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| 04/25/1989 | US4825315 Magnetic disc driving device |
| 04/20/1989 | DE3737281A1 Dictating machine |
| 04/19/1989 | EP0312402A2 Tape cassette loading system |
| 04/19/1989 | EP0312397A2 Tape cassette driving system |
| 04/19/1989 | EP0312103A2 A disc rotating apparatus of a magnetic disc apparatus |
| 04/19/1989 | EP0311669A1 Magnetic recorder which uses magnetic cards |
| 04/18/1989 | US4823214 Disk drive for cartridge disks |
| 04/18/1989 | CA1252890A1 Transaction card with magnetic stripe emulator |
| 04/12/1989 | EP0311390A2 Tape cassette loading system |
| 04/11/1989 | US4821130 Disk extender baffles |
| 04/11/1989 | US4820913 Multiple card recording system |
| 04/11/1989 | CA1252563A1 Cassette tape recording and/or reproducing apparatus accommodating cassettes of different sizes |
| 04/05/1989 | CN1032250A Improved card reader |
| 04/04/1989 | US4819100 Floating head slider device for magnetic disk apparatus |
| 03/29/1989 | EP0309193A2 Improved card reader |
| 03/28/1989 | US4817127 Modular dictation/transcription system |
| 03/21/1989 | US4814917 Rotary magnetic head device |
| 03/21/1989 | US4814913 Compact magnetic disc assembly |
| 03/21/1989 | US4814652 Disk drive motor with thermally matched parts |
| 03/15/1989 | EP0307136A2 Disk file including disk stack subassembly and method of assembly thereof |
| 03/14/1989 | US4812932 Vibration proof supporting structure for disk-type information memory unit |
| 03/14/1989 | US4812632 Portable magnetic card reading and writing apparatus with verification of constant and user supplied data |
| 03/08/1989 | EP0305480A1 In-spindle motor assembly for disk drive and method for fabricating the same. |
| 03/07/1989 | US4811327 Optical storage device |
| 03/07/1989 | US4811322 Phonograph for a record disk having a plurality of sound grooves |
| 03/07/1989 | US4811140 Magnetic data transfer apparatus having improved transducer coil arrangement |
| 03/07/1989 | US4811134 Unitary die cast head drum base for a magnetic recording and/or reproducing apparatus |
| 02/28/1989 | US4809116 Modular dictation/transcription system having plural recording modules and a common display |
| 02/28/1989 | US4809115 Magnetic recording and reproducing apparatus |
| 02/23/1989 | EP0293494A4 Memorizing device with moving information carriers. |
| 02/22/1989 | EP0303670A1 Hard disk drive module and receptacle therefor. |
| 02/21/1989 | US4807219 Optical pickup feed unit of optical disk player |
| 02/21/1989 | US4806744 Identification card reader encoder |
| 02/15/1989 | EP0302893A1 Wipers for pair of stabilized magnetic disks. |
| 02/15/1989 | CN1031147A Magnetic recording and reproducing apparatus |
| 02/14/1989 | US4805060 Cassette tape recording and/or reproducing apparatus and casettes for use therein |
| 02/08/1989 | EP0302176A1 Magnetic recording and reproducing apparatus |
| 02/08/1989 | EP0302138A1 Method of locating on a record disc a track, containing information, selected as target |
| 02/07/1989 | US4803576 Disc driving device |
| 02/01/1989 | EP0301909A2 Apparatus for rapidly accessing a large data base |
| 02/01/1989 | EP0301537A2 Optical card recording/reproducing apparatus |
| 02/01/1989 | EP0301108A1 Data recording/reproducing apparatus for optical card |
| 01/26/1989 | WO1989000750A1 Magnetic recorder/player device with stationary recording medium |
| 01/24/1989 | US4800551 Method and apparatus for feeding card |
| 01/24/1989 | US4800456 Magnetic disk device with component materials having improved silicon content |
| 01/18/1989 | CN1030492A Recorder for reproducing disc record with multiple output tracks |
| 01/11/1989 | EP0298748A2 Magnetic disk apparatus |
| 01/10/1989 | US4797865 Information recording disc player having receiving parts for receiving a plurality of disc cartridges |
| 01/10/1989 | US4797769 Disc driving device |
| 01/10/1989 | US4797762 Stress free winchester drive shaft mounting |
| 01/10/1989 | US4797761 Telescoping disk drive assembly |
| 01/04/1989 | CN1030157A Integral miniature tape recorder system |
| 01/03/1989 | US4796251 Dual-sized disk player |
| 01/03/1989 | US4796141 Disc assembly for a magnetic disc apparatus |
| 01/03/1989 | US4796140 Removable disk construction |
| 01/03/1989 | US4796136 Disc drive compatible cartridge tape |
| 01/03/1989 | US4795897 Apparatus for establishing data transfers with a portable electronic card |
| 12/28/1988 | EP0296590A2 Optical card processing apparatus |
| 12/28/1988 | EP0296530A2 Disk unit |
| 12/27/1988 | US4794588 Optical disk player |
| 12/21/1988 | EP0295313A1 Optical memorizing device |
| 12/13/1988 | US4791511 Disk cartridge with slide door engageable in either of two orientations |
| 12/13/1988 | US4791510 Magnetic tape transducer apparatus for use with multi-size cassettes |
| 12/13/1988 | US4791509 Multiple-size-accepting cassette loading mechanism |
| 12/07/1988 | EP0293495A1 Optical memorizing device |
| 12/07/1988 | EP0293494A1 Memorizing device with moving information carriers |
| 12/07/1988 | EP0293493A1 Optical-mechanical memorizing device |
| 12/06/1988 | US4789915 Tape cartridge brake |
| 12/01/1988 | WO1988009552A1 Latch mechanism for disk drives |
| 12/01/1988 | WO1988009551A1 Disk drive architecture |
| 12/01/1988 | WO1988009550A1 Magnetic or other recording device with rotating engraving head(s) |
| 11/30/1988 | EP0293202A2 Magnetic recording and/or reproducing apparatus |
| 11/30/1988 | EP0292720A2 Method and apparatus for feeding card |
| 11/30/1988 | EP0292578A1 Information storage device |
| 11/29/1988 | US4788677 Disk support mechanism in a player |
| 11/29/1988 | US4788671 Information recording and reproducing apparatus for effecting simultaneous recording and reproduction but at different rates |
| 11/29/1988 | US4787572 Multi-size tape cassette winding apparatus |
| 11/23/1988 | CN88102971A Recorder using magnetic cards |
| 11/22/1988 | US4787079 Recording disk centering and clamping apparatus |
| 11/22/1988 | US4786996 Cassette tape with guiderails on cassette holder apparatus |
| 11/22/1988 | US4786011 Loading device for directing a tape-like element from a supply reel to a take-up reel and about a guide drum therebetween |
| 11/08/1988 | US4783777 Disc player |
| 11/08/1988 | US4783709 Magnetic head supporting mechanism for tape recorder |
| 11/03/1988 | WO1988008607A1 Magnetic recorder which uses magnetic cards |
| 11/01/1988 | US4782412 Azimuthally adjustable means for attaching magnetic heads |
| 11/01/1988 | US4782410 Housing structure for fixed magnetic disk device |
| 11/01/1988 | US4782408 Cassette support apparatus for cassette tape recording and/or reproducing apparatus accommodating cassettes of difference sizes |
| 10/26/1988 | EP0288289A2 Optical disc reading apparatus |
| 10/26/1988 | EP0287768A2 Improved air flow system in a data recording disk file |
| 10/25/1988 | US4780776 Air flow system in a data recording disk file |
| 10/25/1988 | CA1243731A1 Portable tape player with radio in lid |
| 10/19/1988 | EP0286751A1 Cassette tape recording and/or reproducing apparatus and cassettes for use therein |
| 10/18/1988 | US4779165 Disk storage drive |
| 10/18/1988 | US4779156 Chucking mechanism for magnetic tape cartridge used with disk drive |
| 10/18/1988 | US4779145 Record member for magnetic and optical recording |
| 10/13/1988 | DE3710135A1 Children's telephone |
| 10/11/1988 | US4777552 Tape transport mechanism |
| 10/11/1988 | US4777549 Spindle filter in a data recording disk file |
| 10/11/1988 | US4777548 Access door for tape drive housing |
| 10/11/1988 | US4777540 Magnetic card reader with head stop arrangement |