| Patents for G11B 33 - Constructional parts, details or accessories not provided for in the other groups of this subclass (27,271) | 
|---|
| 04/10/1990 | US4916685 Determination of the total time required for reproducing a desired range of signals recorded on a recording disk in a signal recording and reproduction system | 
| 04/10/1990 | US4916567 Storage cassette for a disc-shaped information carrier | 
| 04/10/1990 | CA1267640A1 Storage container for recording media | 
| 04/05/1990 | WO1990003645A1 A sleeve and box for a compact disc | 
| 04/05/1990 | WO1990003642A1 Connectorless hermetic optical disk system | 
| 04/05/1990 | DE3933186A1 Elektronische einzelbildkamera Single electronic imaging camera | 
| 04/04/1990 | CN2055633U Improved structure of recorder for electrostatic removing construction | 
| 04/04/1990 | CN1007466B Magnetic tape recording and/or reproducing apparatus with recorded channel indicator | 
| 04/03/1990 | US4914647 Optical disc player | 
| 04/03/1990 | US4914398 Method and circuitry to suppress additive disturbances in data channels containing MR sensors | 
| 03/28/1990 | EP0362285A4 Disk drive architecture. | 
| 03/27/1990 | US4912580 Information storage system with readily removable high capacity disk drive unit | 
| 03/27/1990 | US4911506 Device for storage and retrieval of disc-shaped articles | 
| 03/22/1990 | WO1990003031A1 Recording/reproducing apparatus | 
| 03/21/1990 | EP0359364A2 A rigid transparent disk for testing sliders and a method of forming the same | 
| 03/20/1990 | US4910620 Thermal compensation structure for a disk pack module | 
| 03/20/1990 | US4908905 Rotary damper | 
| 03/15/1990 | DE3830300A1 Compact-disc jukebox | 
| 03/14/1990 | EP0358244A1 Method of controlling a tape deck display | 
| 03/14/1990 | EP0357909A1 Remote control electrical device | 
| 03/14/1990 | EP0357613A1 System for the storage of recording media | 
| 03/14/1990 | EP0157826B1 Modulable storage device for compact discs, magnetic recording cassettes and the like | 
| 03/13/1990 | USRE33180 Light weight chassis and cabinet assembly for magnetic tape recorder | 
| 03/13/1990 | US4908793 Storage apparatus including a semiconductor memory and a disk drive | 
| 03/13/1990 | US4908728 VCR protector for VCR machine | 
| 03/13/1990 | US4908715 Disk drive unit | 
| 03/13/1990 | US4907897 Bearing device | 
| 03/13/1990 | CA1266719A1 Precision spindle | 
| 03/08/1990 | WO1990002404A1 Disk magazine | 
| 03/08/1990 | WO1990002403A1 Storage case for circular data carriers | 
| 03/08/1990 | DE3928664A1 Memory circuit for audio messages - has input keyboard matrix and time generating microcomputer for control steps actuated by keyboard signals | 
| 03/08/1990 | DE3828823A1 Process and apparatus for testing a magnetic tape for defects | 
| 03/07/1990 | EP0356977A2 Rotating disc device | 
| 03/07/1990 | EP0356539A1 Holder tray of a compact disc | 
| 03/07/1990 | EP0207111B1 Container for phono records or video discs | 
| 03/06/1990 | US4907098 Information recording-reproducing apparatus | 
| 03/06/1990 | US4905831 Magnetic diskette package | 
| 02/28/1990 | EP0355534A2 Electronic apparatus | 
| 02/28/1990 | EP0355309A2 Battery operated apparatus for reproducing electro-acoustical signals, easily attachable to the body of a user | 
| 02/28/1990 | EP0355282A1 Magnetic cassette player for recording and reproducing pictures and sound | 
| 02/28/1990 | EP0230466B1 Laser record-player provided with a protection shield | 
| 02/28/1990 | CN2053779U Rotary magnetic head apparatus | 
| 02/27/1990 | US4905217 Enclosure for optical disk or the like | 
| 02/27/1990 | US4905110 Disk drive spindle motor | 
| 02/27/1990 | US4903829 Container for compact disc | 
| 02/26/1990 | EP0299994A4 Diskette file. | 
| 02/22/1990 | WO1990001604A1 Computer data drive locking device | 
| 02/21/1990 | EP0355011A2 Disc magazine | 
| 02/20/1990 | US4903140 Apparatus for reproducing signals from both sides of discs | 
| 02/20/1990 | US4901879 VCR cover | 
| 02/14/1990 | EP0354679A2 Method and apparatus for assembling disk drive units | 
| 02/13/1990 | US4900908 Card accessing apparatus having a head disposed under a card feeding stage | 
| 02/13/1990 | US4900107 Compact disk container storage device | 
| 02/13/1990 | US4899879 Indexing unit for audio-visual materials | 
| 02/13/1990 | US4899875 Article for storing optically readable and recordable disc devices | 
| 02/08/1990 | WO1990001231A1 Resistance compensation in a motor using a thermally variable resistive network | 
| 02/07/1990 | EP0353866A1 Compact magnetic fluid low pressure seal | 
| 02/07/1990 | EP0353852A2 Method and circuitry to suppress additive disturbances in data channels containing MR sensors | 
| 02/07/1990 | EP0353502A2 System and apparatus for automatic management of texts recorded on magnetic tapes, or the like, in a safety room protected against damaging or destructive events | 
| 02/06/1990 | US4899254 Electronic module interconnection system | 
| 02/06/1990 | CA1265307A1 Walk-in shelter | 
| 01/30/1990 | US4896925 Storage container for information carrier | 
| 01/30/1990 | US4896777 Lock and shock mounted device for computer disk drive | 
| 01/25/1990 | WO1990000847A1 System and process for vcr scheduling | 
| 01/23/1990 | US4896231 Backbone gasket for disc drives | 
| 01/23/1990 | US4895252 Optical disc package | 
| 01/17/1990 | EP0351178A2 Disk cartridge | 
| 01/17/1990 | EP0350598A2 Container with a hinged cover | 
| 01/17/1990 | CN1038915A Telescopic aerial having integrative speaker | 
| 01/16/1990 | US4894739 Disc recording and/or reproducing apparatus | 
| 01/16/1990 | US4894735 Disk drive housing structure | 
| 01/16/1990 | US4894731 Method of shooting by camera integrated with VTR | 
| 01/16/1990 | US4894728 Data acquisition and recording system | 
| 01/16/1990 | US4893522 Rotary damper | 
| 01/11/1990 | DE3921982A1 Protective circuit for optical disc players | 
| 01/10/1990 | EP0350303A1 Cover device for controls | 
| 01/10/1990 | EP0349616A1 Head-to-disk interference detector | 
| 01/09/1990 | US4893210 Computer disk drive assembly having a resiliently supported separable disk pack unit | 
| 01/09/1990 | US4893209 Multifunctional magnetic head cleaning media | 
| 01/09/1990 | US4892423 Rotary actuator and fabrication process therefor | 
| 01/09/1990 | US4892198 Article display apparatus | 
| 01/09/1990 | US4892189 Case for multiple compact disks | 
| 01/03/1990 | EP0348677A2 Telescopic aerial with integrated microphone | 
| 01/03/1990 | CN1038537A Knuckle-joint for joining dust cover and turntable of electric gramophone | 
| 12/28/1989 | WO1989012889A1 Magnetooptical recording apparatus | 
| 12/27/1989 | EP0347812A2 Disc drive apparatus | 
| 12/27/1989 | EP0183826B1 Substrate and media carrier | 
| 12/26/1989 | US4890276 Optical disc player | 
| 12/26/1989 | US4890177 Guide drum assembly with built-in motor having floating rotor | 
| 12/26/1989 | US4889244 Storage container for audio cassette tape boxes and digital audio compact disc boxes | 
| 12/21/1989 | DE3820239A1 Package for disc-shaped products | 
| 12/19/1989 | US4888655 Air filtration system for disc drives | 
| 12/19/1989 | US4887725 Storage rack assembly | 
| 12/13/1989 | EP0346052A2 Timer apparatus | 
| 12/13/1989 | EP0221097B1 Elastic support system with adjustable shock absorption for record players | 
| 12/12/1989 | US4887170 Magnetic recording/reproducing apparatus for magnetically reproducing signals from one tape and recording the signals onto a second tape | 
| 12/12/1989 | US4886166 Easel case for software having anti-pilferage means | 
| 12/06/1989 | EP0344829A2 Housing for disc-shaped registration mediums | 
| 12/06/1989 | EP0344254A1 Spacer for disks in a disk drive | 
| 12/05/1989 | US4885733 Method of, and system for, detecting an excessive loading condition of multiple disks in a video disk apparatus |