| 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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| 11/18/1986 | US4623952 Damped static eliminator for disk drives |
| 11/18/1986 | US4623942 Method and arrangement for detecting error signals in a disk-drive, and a magnetic test disk therefor |
| 11/18/1986 | US4623570 Stable stretched surface recording medium |
| 11/18/1986 | US4623325 Folding insert for forming a jacket |
| 11/18/1986 | US4623105 Video cassette |
| 11/18/1986 | CA1214268A1 Video cassette designed for video theater use |
| 11/12/1986 | EP0201258A2 Reusable record tab for videotape cassette |
| 11/12/1986 | EP0201156A2 Tape cassette |
| 11/12/1986 | EP0201117A1 Method of providing a substrate of an optically readable information disc with an optically detectable structure |
| 11/12/1986 | EP0201093A1 Pre-engraved information carrier and optical read device therefor |
| 11/12/1986 | CN86102847A Magnetic tape cassette with tape protective sliding closure and look mechanism for sliding closure |
| 11/11/1986 | US4622618 Magnetic recording disk cartridge |
| 11/11/1986 | US4622617 Cleaning apparatus for a disc drive |
| 11/11/1986 | US4622607 Information storage and retrieval system including an information containing cartridge having a slidable cover |
| 11/11/1986 | US4622605 Tape cassette adapter having a motor for driving tape draw-out means thereof to form a predetermined tape path therein |
| 11/11/1986 | US4621779 Video tape cassette |
| 11/06/1986 | WO1986006536A1 Record playback counter |
| 11/05/1986 | EP0200706A2 Control system for record changer apparatus |
| 11/05/1986 | EP0200536A2 Magnetic tape recording and/or reproducing apparatus with rotary head assembly |
| 11/05/1986 | EP0199899A1 System for storing and dispensing magnetic tape cartridges |
| 11/04/1986 | US4621297 Cassette with cover latches controlling the cover opening direction |
| 11/04/1986 | US4620359 Apparatus for manufacturing rigid computer memory disc substrates |
| 10/29/1986 | EP0199237A2 Viewing window for cassettes |
| 10/29/1986 | EP0198889A1 Erasure protection device for audio or video magnetic tape cassettes |
| 10/28/1986 | US4620256 Magnetic computer tape cleaner |
| 10/28/1986 | US4620255 Tape cartridge static eliminator |
| 10/28/1986 | US4620254 Information storage and retrieval system including a tape cartridge having a slidable cover |
| 10/28/1986 | US4620250 Transducer-to-medium stabilizing device at negative attack angle with respect to medium |
| 10/28/1986 | US4620248 Apparatus for controlling humidity in a disk drive |
| 10/28/1986 | US4620247 Diskette spring and diskette |
| 10/28/1986 | US4619804 Interjecting between substrate and transparent mold a radiation curable liquid and curing |
| 10/28/1986 | US4619420 Tape cassette |
| 10/23/1986 | WO1986006204A1 Disc cartridge |
| 10/23/1986 | WO1986006198A1 Process for fabricating optical recording disk |
| 10/22/1986 | EP0198671A1 Apparatus for cleaning a record disc |
| 10/22/1986 | EP0198347A2 Case for holding a magnetic-tape cassette |
| 10/22/1986 | EP0198318A1 Magnetic head cleaning system in a magnetic tape apparatus |
| 10/22/1986 | EP0198083A1 Disc protecting cover in combination with a disc |
| 10/21/1986 | US4618904 Magnetic tape cassette isolator |
| 10/21/1986 | US4618903 Magnetic tape cassette |
| 10/21/1986 | US4618900 Magnetic disk and spindle for driving the same |
| 10/21/1986 | US4618061 Device for protection of digital data |
| 10/21/1986 | US4618060 Floppy disc casing with optional write-protect capability |
| 10/21/1986 | US4617719 Tape staking and control apparatus |
| 10/21/1986 | CA1213043A1 Information disk store, more especially a magnetic disk memory |
| 10/14/1986 | US4617655 Holder for a rigid information disc and loading-system comprising a loading mechanism adapted to cooperate with such a holder |
| 10/14/1986 | US4617081 Side flap fold apparatus for a disk envelope |
| 10/14/1986 | CA1212760A1 Dual purpose head cleaner |
| 10/09/1986 | WO1986005915A1 Data carrier tape with transfer strip; also a process and a device for its manufacture |
| 10/08/1986 | EP0196860A1 Microfloppy disc drive head cleaner |
| 10/08/1986 | CN85102648A Jacket for a floppy disk |
| 10/07/1986 | US4616284 Cleaning cassette with means for intermittently wetting a cleaning tape |
| 10/07/1986 | US4616283 Apparatus for cleaning a video player/recorder |
| 10/07/1986 | US4616278 Information record disk having a unified structure |
| 10/07/1986 | US4616274 Tape end detecting device for extractable tape type cassette |
| 10/07/1986 | US4615969 Method and apparatus for making a stamping master for video disk replication |
| 10/07/1986 | US4615753 Process for making a video record disc |
| 10/07/1986 | CA1212468A1 Disc cassette loading apparatus |
| 10/01/1986 | CN86102962A Tape cassette, in particular a magnetic tape cassette, and a reel aupport liner therefor |
| 09/30/1986 | US4614990 Disc cassette with shutter and releasable latch therefor |
| 09/30/1986 | US4614289 Magnetic-tape-cassette apparatus comprising at least one capstan |
| 09/30/1986 | US4614270 Magnetic tape cassette |
| 09/30/1986 | US4614269 Packaging container for a tape reel device e.g. a tape cassette |
| 09/25/1986 | WO1986005622A1 Magnetic tape cassette having a prerecorded low frequency tone |
| 09/24/1986 | EP0195571A2 Tape cartridge |
| 09/24/1986 | EP0195535A2 Shutter opening and closing device for a disk cassette |
| 09/24/1986 | EP0195330A2 Flexible magnetic diskette |
| 09/24/1986 | EP0195226A1 Data-recording cassette |
| 09/24/1986 | CN85108037A Magnetic tape cassette with tape reel assembly having floating reel hub |
| 09/23/1986 | US4613966 Sealed encapsulation for floppy disk using centrifugal force to flatten disk |
| 09/23/1986 | US4613921 Disk memory apparatus |
| 09/23/1986 | US4613917 Recording and reproducing device |
| 09/23/1986 | US4613751 Conveyor system for disc magazine having an identifier disc |
| 09/23/1986 | US4613392 Apparatus and method for assembling a flexible recording disc |
| 09/23/1986 | US4613095 Plate spring for a tape cassette |
| 09/23/1986 | US4613044 Compact disc case |
| 09/17/1986 | EP0194890A2 Stable stretched surface recording medium |
| 09/17/1986 | EP0194649A2 Recording disc cartridge |
| 09/16/1986 | US4612593 Tape pad for use in magnetic recording tape cassette |
| 09/16/1986 | US4611714 Connecting system |
| 09/16/1986 | CA1211559A1 Optical readable storage disc |
| 09/16/1986 | CA1211558A1 Optically readable disc |
| 09/12/1986 | WO1986005310A1 System to ascertain the scanning speed of audio discs with contactless scanning |
| 09/10/1986 | EP0193614A1 Disk-shaped record carrier |
| 09/09/1986 | US4610352 Computer diskette liners of nylon fibers bonded to cellulosic fibers |
| 09/09/1986 | CA1211211A1 Stretched surface recording disk and method of manufacture |
| 09/09/1986 | CA1211092A1 Method and an apparatus for extracting tape from a tape cartridge of the internal belt-drive type |
| 09/03/1986 | EP0193367A2 A cleaning device for a cassette recorder |
| 09/03/1986 | EP0192765A1 Tape stripping device in a magnetic tape reel |
| 09/02/1986 | US4609964 Reinforcement for magnetic recording disk |
| 09/02/1986 | US4609963 Spindle aperture reinforcement for a floppy disk |
| 09/02/1986 | US4609956 Magnetic drum cassette with magnetic drum having voice information recorded thereon |
| 09/02/1986 | US4609949 Magnetic disc reproducing apparatus |
| 09/02/1986 | US4609231 Floppy diskette storage container |
| 09/02/1986 | US4609105 Information recording disk cartridge protective structure |
| 09/02/1986 | CA1210861A1 Method and structure for maintaining a low contaminated enclosure |
| 09/02/1986 | CA1210860A1 Video cassette time left gauge |
| 08/28/1986 | WO1986005019A1 Circuit for the reading of a coded label |
| 08/27/1986 | EP0192470A2 Information recording medium drive apparatus |
| 08/27/1986 | EP0192188A2 Arrangement for positioning a recording disc of a disc cartridge |