| Patents for G11B 23 - Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus (25,121) |
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| 01/11/1989 | CN1030321A Packing and use of magnetic tape roll |
| 01/10/1989 | US4797770 Disk cartridge with releasable latching shutter |
| 01/10/1989 | US4797768 Magnetic tape cassette with spring biased U-shaped pivotable guard panel |
| 01/10/1989 | US4797764 Recording disk with low total indicated runout |
| 01/10/1989 | US4797753 Monitor for visually indicating wear on record media |
| 01/10/1989 | US4796824 Device for winding magnetic tape using magnetic alignment |
| 01/10/1989 | US4796755 Means and method of protecting data stored on optical or magnetic media of various sizes and shapes |
| 01/10/1989 | US4796753 Casing for magnetic recording medium and preparation thereof |
| 01/04/1989 | EP0297668A2 Method for printing on disc-shaped information carriers |
| 01/04/1989 | EP0297609A2 Hub setting device |
| 01/04/1989 | CN1030157A Integral miniature tape recorder system |
| 01/03/1989 | US4796249 System to ascertain the scanning speed of audio disks with contactless scanning |
| 01/03/1989 | US4796141 Disc assembly for a magnetic disc apparatus |
| 01/03/1989 | US4796140 Removable disk construction |
| 01/03/1989 | US4796139 Disc cassette |
| 01/03/1989 | US4796138 Shutter in a write protect magnetic disk cartridge |
| 01/03/1989 | US4796137 Protective jacket for a disk-shaped recording medium |
| 01/03/1989 | US4796136 Disc drive compatible cartridge tape |
| 01/03/1989 | US4796135 Synthetic resin impregnated with lubricant with adhesive backing |
| 01/03/1989 | US4796117 Recording and/or reproducing apparatus |
| 01/03/1989 | CA1248227A1 Process for storage on a disk of a plurality of series of data intended for different users, and the disk produced by this process |
| 01/03/1989 | CA1248226A1 Static inhibiting bars for videotape cassette |
| 01/03/1989 | CA1248225A1 Tape cassette |
| 01/03/1989 | CA1248224A1 Magnetic tape cassette casing with closure lid for tape-access opening |
| 12/29/1988 | WO1988010496A1 Cleaning cassette |
| 12/28/1988 | CN88207489U Bayonet outercase |
| 12/28/1988 | CN88103759A Magnetic tape cassette |
| 12/28/1988 | CA1247736A Narrow contour head assembly |
| 12/27/1988 | US4794587 Disk drive lock |
| 12/27/1988 | US4794584 Method and apparatus for scanning the recording surface of a rotating disc-shaped record carrier |
| 12/27/1988 | US4794548 Data collection apparatus and train monitoring system |
| 12/27/1988 | US4794481 Apparatus for loading and driving an information recording medium encased in a cartridge |
| 12/27/1988 | US4794480 Bernoulli plate in cartridge |
| 12/27/1988 | US4794479 Shuttering mechanism for a cassette with a shutter moving arm |
| 12/27/1988 | US4794470 Security system for protecting information |
| 12/27/1988 | US4793665 Storing and dispensing system |
| 12/27/1988 | US4793570 Tape cassette with separate tape guide having integrated rollers and methods for manufacturing same |
| 12/27/1988 | US4793569 Apparatus for guiding a leader block and a tape in a tape cartridge for a magnetic instrument |
| 12/27/1988 | US4793484 Box-shaped container for articles |
| 12/27/1988 | US4793480 For receiving a compact disk |
| 12/27/1988 | US4793477 Book carrier for cassette and compact disc |
| 12/22/1988 | DE3739897C1 Presentation device for sales objects |
| 12/22/1988 | DE3719260A1 Apparatus for receiving an information carrier |
| 12/21/1988 | EP0295921A1 Magnetic tape cassettes |
| 12/21/1988 | EP0295920A2 Magnetic tape cassettes |
| 12/21/1988 | EP0295909A2 Magnetic tape reading and/or writing equipment inspector |
| 12/20/1988 | US4792876 Capstan cleaner for video cassette player/recorder |
| 12/20/1988 | US4792864 Apparatus for detecting recorded data in a video tape recorder for audience rating purposes |
| 12/20/1988 | US4792044 Magnetic tape pancake package |
| 12/20/1988 | US4791715 Method and apparatus for assembly of cassette pulley |
| 12/20/1988 | CA1247236A1 Cartridge cleaning device |
| 12/15/1988 | WO1988009992A1 A structurally rigid disk cartridge |
| 12/15/1988 | DE3818113A1 Winding device for magnetic tapes |
| 12/14/1988 | EP0295025A1 Disk Cartridge Device |
| 12/14/1988 | EP0294884A1 System comprising a disc-record player and a removable holder intended for holding a disc, a holder suitable for use in the system and a disc-record player provided with a loading mechanism suitable for use in the system |
| 12/14/1988 | EP0294603A2 Method for removing contaminants from a surface |
| 12/14/1988 | CN88103305A Guide element structure engageable in sliding contact with magnetic support |
| 12/14/1988 | CN88103304A Magnetic tape pressure element structure |
| 12/13/1988 | US4791516 Cleaning liner in a magnetic disk cartridge |
| 12/13/1988 | US4791515 Protecting a disc cartridge from inadvertent actuation during nonuse |
| 12/13/1988 | US4791511 Disk cartridge with slide door engageable in either of two orientations |
| 12/13/1988 | US4791504 Tape cassette with lid lock and tape characteristic indicating member |
| 12/13/1988 | US4791503 Copolymers or blends of homo-and/or copolymers containing n-heterocyclic monomers; nondeforming |
| 12/13/1988 | US4791484 Tape cartridge case composition for reducing modulation noise |
| 12/13/1988 | US4790434 Data cartridge storage and handling system |
| 12/07/1988 | EP0293993A2 Reel hub for a tape |
| 12/07/1988 | EP0293805A1 Guide element structure engageable in sliding contact with a magnetic support |
| 12/07/1988 | EP0293804A2 Presser element structure of the tapepresser leaf spring type, the tapecleaning presser type, and the like, particularly for magnetic supports |
| 12/07/1988 | EP0293495A1 Optical memorizing device |
| 12/07/1988 | EP0293494A1 Memorizing device with moving information carriers |
| 12/07/1988 | CN88103054A Process for mfg. cassette spring |
| 12/06/1988 | US4789975 Apparatus for recording and/or reproducing data signal on or from disk shaped recording medium at a variably selected constant linear velocity |
| 12/06/1988 | US4789916 Magnetic disk cartridge |
| 12/06/1988 | US4789915 Tape cartridge brake |
| 12/06/1988 | US4789913 Method and apparatus for lubricating a magnetic disk continuously in a recording file |
| 12/06/1988 | US4789209 Casing for storing therein a plurality of cassettes |
| 12/06/1988 | US4789114 Composite tape guide of cassette tape for VTR |
| 12/06/1988 | US4789113 Hub locking mechanism in a magnetic tape cassette |
| 12/06/1988 | US4789110 Method and device for winding magnetic tape using magnetic alignment |
| 12/06/1988 | US4789061 Magnetic tape cassette container |
| 12/06/1988 | US4789058 Aesthetic displaying device for video cassette tapes and the like |
| 12/01/1988 | WO1988009553A1 Cover for a disc-shaped information storage medium |
| 12/01/1988 | WO1988009551A1 Disk drive architecture |
| 12/01/1988 | DE3727388C1 Videobandkassette Video tape cassette |
| 12/01/1988 | DE3716831A1 Container for sound carrier cassettes |
| 11/30/1988 | EP0293326A1 Storing device for flat square objects |
| 11/30/1988 | EP0293305A2 An apparatus having means for unloosenly winding a tape to reels of a tape cassette |
| 11/30/1988 | EP0293272A2 Storage case |
| 11/30/1988 | EP0293267A2 An apparatus for driving a reel in a tape cartridge for a magnetic instrument |
| 11/30/1988 | EP0292827A1 Method of making tags with respectively a circuit forming a resonant circuit |
| 11/30/1988 | EP0292578A1 Information storage device |
| 11/30/1988 | CN88102887A Jam magnetic tape driving device |
| 11/29/1988 | US4788673 Multi-disk player system |
| 11/29/1988 | US4788615 Means for adhering the magnetic disk to the center core in a magnetic disk cartridge |
| 11/29/1988 | US4788614 Locking mechanism in a magnetic tape cassette |
| 11/29/1988 | US4787570 Apparatus for guiding a leader block in a tape cartridge for a magnetic instrument |
| 11/24/1988 | DE3714787A1 Magnetic storage device with a recording medium to be magnetised and a corresponding magnetic head |
| 11/23/1988 | EP0291749A2 Process for making cassette spring |
| 11/23/1988 | CN88202522U Magnetic tape cassette |
| 11/22/1988 | US4787074 Automated library for data storage disks |