| 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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| 04/06/1988 | EP0262973A2 Protective member covering device for optical recording medium and optical information recording and reading device |
| 04/06/1988 | EP0262620A1 Cleaning cassette for a magnetic-tape apparatus |
| 04/05/1988 | US4735540 Robotic disk handler system |
| 04/05/1988 | US4735378 Tape cartridge with an arrangement of a magnetic shielding plate |
| 04/05/1988 | US4735374 Automatic loading hub for supply reel on reel to reel tape drive and method |
| 04/05/1988 | CA1234913A1 Apparatus and method for cleaning a video player/recorder |
| 04/05/1988 | CA1234785A1 System for storing and dispensing magnetic tape cartridges |
| 03/30/1988 | EP0262008A1 A structure of a tape cassette having a spring for urging reels |
| 03/30/1988 | EP0261774A1 Hanging nesting storage containers |
| 03/30/1988 | EP0261410A1 Device for storing data carrier units, like magnetic tape cassettes, within a shelf appliance |
| 03/30/1988 | EP0261373A1 Tape cassette and part of its case |
| 03/29/1988 | US4734897 Cassette adapter for playback device, such as a compact disk player |
| 03/29/1988 | US4734815 Disc cartridge with a cleaning mechanism |
| 03/29/1988 | US4734814 Plural disk cartridge arrangement |
| 03/29/1988 | US4734812 Tape cartridge with erasure-preventing indicator plug |
| 03/29/1988 | US4734807 Cassette tape cleaner |
| 03/29/1988 | US4734796 Technique for preventing unauthorized copying of information recorded on a recording medium and a protected recording medium |
| 03/29/1988 | US4734154 Apparatus for winding magnetic tape into cassettes |
| 03/29/1988 | US4734153 Even winding without damage |
| 03/29/1988 | US4733452 Production of jackets for flexible magnetic disks, and apparatus for this purpose |
| 03/29/1988 | CA1234627A1 Flexible disc cassette |
| 03/29/1988 | CA1234625A1 Apparatus for controlling humidity in a disk drive |
| 03/24/1988 | WO1988002168A1 Magnetic data storage media |
| 03/24/1988 | DE3630765A1 Device for erasing magnetic data carriers in cassettes or containers |
| 03/23/1988 | EP0260898A2 Disc cartridge |
| 03/23/1988 | EP0260876A2 Disk cartridge |
| 03/23/1988 | CN87205021U Universal portable cassette tape being convenient to post |
| 03/22/1988 | US4733388 Information recording disc |
| 03/22/1988 | US4733317 Magnetic tape cassette having a tape passage including ribs |
| 03/22/1988 | US4733316 Magnetic tape cassette with slide guard ramp actuated cantilever locking lever |
| 03/22/1988 | CA1234409A1 Audio cassette package |
| 03/16/1988 | EP0260023A2 Cartridge door-latching mechanism |
| 03/16/1988 | EP0260000A2 Tape cassette |
| 03/16/1988 | EP0259589A2 Automatic loading hub for supply reel on reel to teel tape drive and method |
| 03/16/1988 | EP0259554A2 Surrounding and storage ring for a recording-tape spool |
| 03/16/1988 | EP0259477A1 Method and apparatus for cleaning operating components of a video player/recorder |
| 03/15/1988 | US4731776 Cartridge loading apparatus |
| 03/15/1988 | US4731687 Tape cartridge |
| 03/15/1988 | US4731148 Tape splicing block assembly |
| 03/15/1988 | US4730735 Tape storage system |
| 03/10/1988 | WO1988001787A1 Cassette for magnetic tapes |
| 03/10/1988 | WO1988001783A2 Production of pre-recorded cassettes |
| 03/09/1988 | EP0259142A2 Production of pre-recorded cassettes |
| 03/09/1988 | EP0258345A1 Cassette recorder with programmable recording |
| 03/09/1988 | EP0144364B1 A cleaning cassette for use in a cassette tape recorder |
| 03/08/1988 | US4730296 Loading device in a disc playback device |
| 03/08/1988 | US4730292 Device for sequentially feeding a plurality of disk-shaped recording media |
| 03/08/1988 | US4730291 Multi-disk player system |
| 03/08/1988 | US4729805 Stretched surface disks |
| 03/08/1988 | US4729479 Cassette tape holder |
| 03/01/1988 | US4728056 Magnetic tape cassette with improved hub locking means |
| 02/24/1988 | EP0256767A1 Tape reel assembly |
| 02/23/1988 | US4727445 Device for opening/closing a protective cover on a magnetic tape cassette and protecting the cassette interior from contamination |
| 02/23/1988 | US4727442 Apparatus and method for controlling tape speed and tape pack formation in a high speed tape transporter |
| 02/23/1988 | US4726758 Mold |
| 02/23/1988 | US4726615 Disc handling device |
| 02/23/1988 | US4726534 Convertible reel assembly |
| 02/23/1988 | US4726467 Magnetic recording tape cassette |
| 02/23/1988 | CA1233248A1 Video tape cassette |
| 02/23/1988 | CA1233153A1 Brake mechanism for tape cassette |
| 02/23/1988 | CA1233152A1 Braking mechanism for cassette tape reel |
| 02/17/1988 | CN87105840A Disc cassette comprising information disc |
| 02/16/1988 | US4726009 Leveling device and method for record playing turntables |
| 02/16/1988 | US4726007 Compact disc damper and method |
| 02/16/1988 | US4725016 Limited slip clutch for preventing videotape breakage in a video cassette |
| 02/16/1988 | US4724962 Disk jacket |
| 02/16/1988 | US4724957 Container |
| 02/16/1988 | CA1232965A1 Magnetic disc reproducing apparatus |
| 02/11/1988 | DE3625538A1 Closing device for electronic devices with cassette drive |
| 02/10/1988 | EP0255775A2 Miniature type tape cassette |
| 02/10/1988 | EP0255647A1 Magnetic-tape cartridge |
| 02/10/1988 | EP0255646A1 Magnetic tape cassette |
| 02/10/1988 | CN86101559A Transcription and visualization arrangment with rotating head for signals in transcription and visualization cassette |
| 02/09/1988 | US4724501 Jacket for floppy disk |
| 02/09/1988 | US4724043 Process for forming a master mold for optical storage disks |
| 02/09/1988 | US4723903 Stamper for replicating high-density data recording disks |
| 02/09/1988 | US4723731 Reel of plastics material for magnetic tape |
| 02/09/1988 | US4723662 Article storage rack |
| 02/09/1988 | CA1232421A1 Method of making cassette holders |
| 02/03/1988 | EP0255293A2 Method of fixedly mounting tape on core portion of reel made of plastics |
| 02/03/1988 | EP0255185A1 Disc cassette comprising an information disc |
| 02/03/1988 | CN87105194A Method of fixedly mounting tape on core portion of reel made of plastics |
| 02/03/1988 | CN87105020A Disc cassette |
| 02/02/1988 | US4723179 Video tape cassette with locking flap assembly |
| 02/02/1988 | US4722488 Apparatus for winding magnetic tape into cassettes |
| 02/02/1988 | US4722464 Cassette equipment carrier |
| 02/02/1988 | US4722439 Disc receiving tray and a combination of such a tray with a storage cassette |
| 02/02/1988 | CA1232208A1 Disc players fitted for automatic change of discs |
| 01/28/1988 | WO1988000756A1 Tape cassette |
| 01/28/1988 | WO1988000755A1 Optical disc |
| 01/27/1988 | EP0254358A1 Disc cassette |
| 01/27/1988 | EP0254146A1 Device for picking up and putting down spools |
| 01/26/1988 | US4722034 Storage container for recording media |
| 01/26/1988 | US4722017 Nonvolatile, electroconductive organic coating |
| 01/26/1988 | US4722016 Tape cassette for cleaning use |
| 01/26/1988 | US4721640 Flexible magnetic disk sheet |
| 01/26/1988 | US4720913 Mechanism for joining tape leaders |
| 01/21/1988 | DE3723760A1 Bremseinrichtung fuer bandspulen in einer magnetbandkassette Braking device for reels in a magnetic tape cassette |
| 01/20/1988 | EP0253311A2 Device for winding a record carrier on a pair of reels |
| 01/20/1988 | EP0253102A1 Storage device for magnetic tape cassettes |