| 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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| 04/07/1993 | CN1070758A System for reproduction programming of recorded items stored on recording medium | 
| 04/06/1993 | US5200938 Disk magazine and disk loading device | 
| 04/06/1993 | US5200871 Flexible magnetic disc cassettes with integrally molded drag fingers | 
| 04/06/1993 | US5199663 Limited use video cassette | 
| 04/06/1993 | US5199662 Limited use combined mailer and video cassette and method of forming same | 
| 04/06/1993 | US5199661 Wire reel spring/cassette cover combinations and methods for assembly | 
| 04/06/1993 | US5199660 Ribbed-belt for belt-driven tape pack | 
| 04/06/1993 | US5199593 Plastic case having improved ultrasonic welds between halves thereof and method for producing same | 
| 04/06/1993 | US5199577 File rack | 
| 04/04/1993 | CA2052763A1 Computer disk flinging amusement device | 
| 04/01/1993 | WO1993006601A1 Recorder cassette | 
| 04/01/1993 | WO1993006593A1 An embedded servo system with reduced agc overhead | 
| 04/01/1993 | WO1993005681A1 A storage shelf | 
| 04/01/1993 | DE4132135A1 Storage container for magnetic tape cassettes | 
| 03/31/1993 | EP0534798A2 Tape recorder | 
| 03/31/1993 | EP0534377A2 Magnetic tape cassette | 
| 03/31/1993 | EP0502077A4 Limited use video cassette and integral mailer | 
| 03/31/1993 | CN1070506A Case for disc cartiridge | 
| 03/31/1993 | CN1070504A Andio record carrier and players for playing said record carrier | 
| 03/30/1993 | US5199021 Method of access to recording medium, and apparatus and method for processing information | 
| 03/30/1993 | US5198953 Device which opens and closes the hub locker of a digital audio tape cartridge | 
| 03/30/1993 | US5198952 Ultra-compact cassette system having a reel brake mechanism | 
| 03/30/1993 | US5198951 Tape cassette with magnetic tape outlets openable and closable by lids | 
| 03/30/1993 | US5198243 Calendering roll cleaning apparatus | 
| 03/25/1993 | DE4131173A1 Video tape cassette for VHS recorder or camcorder | 
| 03/24/1993 | EP0533463A2 Disc cartridge with mistaken recording inhibiting mechanism | 
| 03/24/1993 | EP0533181A2 Cassette loading and unloading mechanism and cassette for use in the same | 
| 03/24/1993 | EP0533002A1 Cassette for a recorder | 
| 03/24/1993 | EP0532998A1 Picture orientation markable photo compact disk and method and apparatus for using same | 
| 03/24/1993 | EP0532997A1 Method and apparatus for selecting information on a data storage medium | 
| 03/23/1993 | US5196978 Cartridge case | 
| 03/23/1993 | US5195794 Compact disk lifting device | 
| 03/23/1993 | US5195696 Video tape reel support spring | 
| 03/23/1993 | US5195642 Display or storage unit | 
| 03/23/1993 | US5195265 Labelling method and system having adhesive over a majority of rear surface | 
| 03/23/1993 | CA1314981C Aligned stretched surface recording medium | 
| 03/23/1993 | CA1314979C Tape cassette | 
| 03/18/1993 | WO1993005509A1 Magnetic tape cassette | 
| 03/18/1993 | WO1993004894A1 Holder for flat items, in particular coins | 
| 03/17/1993 | EP0531751A2 Magnetic recording/reproducing device | 
| 03/16/1993 | US5195084 Disc cartridge | 
| 03/16/1993 | US5193891 Cartridge retaining means | 
| 03/16/1993 | US5193696 Braking mechanism for a sliding tape cartridge storage system | 
| 03/16/1993 | US5193261 Method for stuffing a snailed endless ribbon into a ribbon cartridge | 
| 03/10/1993 | EP0531113A2 Case for a disc cartridge | 
| 03/10/1993 | EP0530571A1 Protecting jacket for a disc shaped recording carrier, particularly for flexible discs | 
| 03/10/1993 | CN2128011Y H-shaped box for letter and cossette | 
| 03/09/1993 | US5193046 Information recording apparatus with a liquid bearing | 
| 03/09/1993 | US5192481 Method and apparatus for molding article in plurality of colors | 
| 03/09/1993 | US5192106 Compact disc handling device | 
| 03/09/1993 | US5191694 Cassette assembly line | 
| 03/04/1993 | WO1993004473A2 Program directory for a video tape cassette | 
| 03/04/1993 | WO1993004472A1 Shelving unit, arrangement and system | 
| 03/03/1993 | EP0530110A2 Disk cartridge lifter | 
| 03/03/1993 | EP0529964A2 Tape cassette | 
| 03/03/1993 | EP0529857A2 Data storage system using media of different kinds | 
| 03/03/1993 | EP0529515A2 Magnetic tape cassette | 
| 03/03/1993 | EP0529511A2 Mini cassette with linear indication device | 
| 03/03/1993 | EP0529454A2 Tape cassette with at least one viewing window | 
| 03/03/1993 | EP0529270A2 Write protection for memory diskettes | 
| 03/02/1993 | US5191496 Tape cassette having a lid opened by a force in the same direction as a tape loading force | 
| 03/02/1993 | CA1314034C Tape cassette | 
| 03/01/1993 | CA2050174A1 Storage rack for cassettes and compact discs | 
| 02/25/1993 | DE4227441A1 Geraet zum herstellen eines endlosen bandes Apparatus for producing an endless belt | 
| 02/25/1993 | DE4127807A1 Cassette or CD display or storage unit - has panel with matrix of holes with pins inserted, and stands vertically with items supported diagonally | 
| 02/24/1993 | EP0528507A2 Storage case | 
| 02/24/1993 | EP0528300A2 Cassette with record carrier, particularly magnetic tape cassette | 
| 02/23/1993 | US5189656 Control system for a compact disk player | 
| 02/23/1993 | US5189586 Lanced shutter tab for disk cartridges | 
| 02/23/1993 | US5189585 Floppy disk with head slot in liner cut from liner material with preferred orientation | 
| 02/23/1993 | US5189584 Magnetic tape cassette | 
| 02/23/1993 | US5189583 Magnetic tape cassette having ribs in reel areas | 
| 02/23/1993 | US5189582 Recording latch | 
| 02/23/1993 | US5189581 Drying mechanisms and methods for removing excess moisture from electronic equipment | 
| 02/23/1993 | US5188310 Unidirectional tape tension element and method of use thereof | 
| 02/23/1993 | US5188309 Tether keeper for videotape cartridge adaptor | 
| 02/23/1993 | US5188230 Compact disc storage pack | 
| 02/23/1993 | CA1313858C Magnetic tape cassette | 
| 02/18/1993 | WO1993003485A1 Compact disc handling device | 
| 02/18/1993 | WO1993003484A1 Tape guide roller for tape cassette and method of making said roller | 
| 02/18/1993 | WO1993003483A1 Protective case for audio cassettes | 
| 02/18/1993 | WO1993003482A1 Hub for optical recording medium and optical recording medium | 
| 02/18/1993 | DE4126001A1 Magnetic tape cassette for dictation machine, telephone answering machine, etc. - has mechanism for counting rotating of winding spool for display in window on both sides of cassette housing using endless indicator tape | 
| 02/18/1993 | CA2115137A1 Compact disc handling device | 
| 02/16/1993 | WO1993004474A1 Modular/extendable container for records and cassettes | 
| 02/16/1993 | US5187629 Cassette with magnetic tape on two coplanar reels | 
| 02/16/1993 | US5187621 RFI/EMI reduction for head and disk assembly | 
| 02/16/1993 | US5186976 Heat treatment of synthetic base material before or after providing a recording layer on the surface | 
| 02/16/1993 | US5186955 Mold for producing a magnetic tape cassette | 
| 02/16/1993 | US5186529 Cassette and CD wheel, and method of constructing and utilizing same | 
| 02/16/1993 | US5186527 Device providing easy extraction of video cassettes and the like from closely fitting storage jackets therefor | 
| 02/16/1993 | US5186325 Cassette case and index sheet | 
| 02/16/1993 | CA2094130A1 Modular/extendable container for records and cassettes | 
| 02/11/1993 | DE4226114A1 Magnetic tape cassette for audio, video or computer use - has magnetic tape formed from material having thermal shrinkage of 0.6 per cent and min. 300 windings on spool | 
| 02/10/1993 | EP0526937A2 Cassette with a magnetic tape | 
| 02/10/1993 | EP0526727A1 Method for economic utilization of a magnetic tape | 
| 02/09/1993 | US5185732 Recording medium and recording and reproducing apparatus employing the recording medium | 
| 02/09/1993 | US5184736 Tape rack mounting device | 
| 02/09/1993 | US5184722 Keeping case for the cassette tape and others | 
| 02/09/1993 | CA1313511C Package for recording media |