| 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) |
|---|
| 05/09/1989 | US4828197 Method and device for winding magnetic tape using magnetic alignment |
| 05/09/1989 | US4828196 Device for winding magnetic tape using magnetic alignment |
| 05/09/1989 | US4828194 Apparatus for winding magnetic tape into cassettes |
| 05/05/1989 | WO1989004036A1 Spacer for disks in a disk drive |
| 05/03/1989 | EP0314010A2 Information recording disk |
| 05/03/1989 | EP0313937A2 Packaging for record carrier |
| 05/03/1989 | EP0235140B1 Device for holding objects, arrangement provided with such devices and method for the production thereof |
| 05/02/1989 | US4827470 Information memory medium |
| 05/02/1989 | US4827469 Optically readable information disk |
| 05/02/1989 | US4827468 Information memory medium |
| 05/02/1989 | US4826019 Handling apparatus for magnetic recording disks |
| 05/02/1989 | US4826005 Packaging of information recording media |
| 05/02/1989 | US4825680 Method of manufacturing metal substrates for disk for memory storage media |
| 05/02/1989 | US4825497 Disc cleaner |
| 04/26/1989 | EP0312891A2 Magnetic tape cassette |
| 04/25/1989 | US4825320 Club magnetic tape cassette having a protective layer |
| 04/25/1989 | US4825314 Disc drive |
| 04/25/1989 | US4824044 Tape cassette |
| 04/25/1989 | US4823578 Method of manufacturing substrate for memory disk |
| 04/25/1989 | CA1253250A1 Optical memory cartridge and drive apparatus |
| 04/20/1989 | DE3733639A1 Write protection for the jacket of a flat data carrier |
| 04/19/1989 | EP0312106A2 Tape cassette |
| 04/19/1989 | EP0311920A2 Cassette with locking element |
| 04/19/1989 | CN1032464A Improvments in magnetic tape cassettes |
| 04/19/1989 | CN1032463A Flexible disk cassette |
| 04/18/1989 | US4823223 Mechanism for locking tape reel in magnetic tape cassette |
| 04/18/1989 | US4823214 Disk drive for cartridge disks |
| 04/18/1989 | US4822327 Jacket for a flexible magnetic disk and production of the jacket |
| 04/18/1989 | US4821917 Storage and dispensing means |
| 04/18/1989 | US4821882 Insulated receptacle device for cassettes |
| 04/18/1989 | CA1252890A1 Transaction card with magnetic stripe emulator |
| 04/18/1989 | CA1252758A1 Tape cartridge storage system |
| 04/12/1989 | EP0311373A2 Disk cartridge |
| 04/12/1989 | EP0311089A2 An arrangement for preventing entrance of harmful particles for use in a cartridge |
| 04/12/1989 | EP0310678A1 Disc recording/reproducing apparatus and disc recording/reproducing method |
| 04/11/1989 | US4821135 Increased thermoconductivity, low coefficient of friction; prevents heat generation or accumulation |
| 04/11/1989 | US4821124 Disc case having removable disc and sub-turntable |
| 04/11/1989 | US4819890 Magnetic tape cassettes |
| 04/11/1989 | US4819889 Magnetic tape cassette |
| 04/11/1989 | US4819813 Rigid flat articles, such as cassettes |
| 04/11/1989 | US4819802 Holder and ejector assembly for cassette-type casings |
| 04/11/1989 | US4819801 Storage case |
| 04/11/1989 | US4819798 Multiple container |
| 04/05/1989 | EP0309727A1 Flexible disk cassette |
| 04/05/1989 | CN1032255A Information recording disc and its manufacture technique |
| 04/04/1989 | US4819223 Video record disc |
| 04/04/1989 | US4819114 Write-protected data storage disk assembly |
| 04/04/1989 | US4819105 Spacer for disks in a disk drive |
| 04/04/1989 | US4818437 Conductive coatings and foams for anti-static protection, energy absorption, and electromagnetic compatability |
| 04/04/1989 | US4817884 Method and device for winding magnetic tape using magnetic alignment |
| 04/04/1989 | US4817881 Endless microcassette tape |
| 04/04/1989 | US4817840 Apparatus for feeding leader tape |
| 04/04/1989 | US4817799 Disk package |
| 04/04/1989 | CA1252207A1 Visible image magnetic card |
| 04/04/1989 | CA1252206A1 Stretched surface recording medium |
| 03/30/1989 | DE3739093A1 Video cassette |
| 03/29/1989 | EP0309398A1 Cleaning cassette for a cassette tape apparatus |
| 03/29/1989 | EP0309298A2 Recording selection, high speed and high quality duplication, and royalty payment apparatus and method |
| 03/29/1989 | CN2035133U Winder of cassette tape |
| 03/28/1989 | US4817079 For limiting movement |
| 03/28/1989 | US4817078 Cleaning apparatus for a pick up lens of compact disc player using a front loading base |
| 03/28/1989 | US4816954 Blocking switch for computer diskettes |
| 03/28/1989 | US4816953 Tape cassette with groove engageable with loading hook |
| 03/28/1989 | US4816952 Cleaning apparatus for a tape drive machine |
| 03/28/1989 | US4816951 Device for cleaning tape contacting members in video tape recorders and the like apparatus |
| 03/28/1989 | US4815795 Holder for tape cartridges |
| 03/28/1989 | US4815646 Pinch roller assembly with dust prevention means |
| 03/28/1989 | US4815611 Display rack assembly |
| 03/28/1989 | US4815598 Storage magazine with plural leaf springs for recording tape cassettes in the cassette boxes |
| 03/23/1989 | DE3730969A1 Magneto-optical store with a magnetic head integrated into the scanning unit |
| 03/22/1989 | EP0308161A2 Disk cartridge |
| 03/22/1989 | EP0308012A1 System for recording/reading information on/from a disc |
| 03/22/1989 | EP0307492A1 Method and apparatus for manufacturing hollow cylindrical guide roller for magnetic recording tape |
| 03/21/1989 | US4815065 Disc-record player comprising, a disc-loading mechanism and disc-holder for use in such a player |
| 03/21/1989 | US4814928 Information recording disk provided with distinguishing mark |
| 03/21/1989 | US4814927 Magnetic disk cartridge |
| 03/21/1989 | US4814926 Flexible disk cassette |
| 03/21/1989 | US4814925 Sealed cassette containing recording carrier tape |
| 03/21/1989 | US4814924 Composite memory device |
| 03/21/1989 | US4814923 Cassette condition indicating device |
| 03/21/1989 | US4814906 Magnetic head slider |
| 03/21/1989 | US4814899 Tape transporting device |
| 03/21/1989 | US4814749 Protection system |
| 03/21/1989 | US4814047 Digital audio disks |
| 03/21/1989 | US4813838 Automatic loader for computer diskettes |
| 03/21/1989 | US4813628 Slack limiter for a magnetic tape cassette |
| 03/21/1989 | US4813540 High impact strength protective seals for tape reels |
| 03/21/1989 | US4813534 Display package |
| 03/16/1989 | DE3729241A1 Diskette |
| 03/16/1989 | DE3726438A1 Expert documentation on video |
| 03/15/1989 | EP0306667A1 Magazine and drawer for the receipt of disc-shaped record carriers |
| 03/15/1989 | EP0190180B1 Device for storing flat recorded-material supports |
| 03/14/1989 | US4812939 Magnetic recording disc having tensioned and elastically-supported recording surface |
| 03/14/1989 | US4812938 Floppy disk liner with improved cleaning ability |
| 03/14/1989 | US4812937 Magnetic disk cartridge with improved center plate for disk mounting |
| 03/14/1989 | US4812936 Cassette having magnetic tape protected from contaminants |
| 03/14/1989 | US4811995 Storage container for disc-form recording media |
| 03/14/1989 | US4811911 Apparatus for winding a recording carrier onto a pair of spools |
| 03/14/1989 | US4811851 Shelf organizer |
| 03/09/1989 | DE3728168A1 Video cassette |