| Patents for G11B 15 - Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function (21,557) |
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| 07/27/1976 | US3972070 Mode selector lockout mechanism for a cassette tape recorder/reproducer |
| 07/27/1976 | US3971528 Automatic stop device for tape recorders |
| 07/27/1976 | US3971523 Endless tape cartridge |
| 07/27/1976 | US3971496 Tape centering methods and apparatus |
| 07/20/1976 | US3971071 Tape cassette with guide means for unidirectional insertion and holder therefore |
| 07/20/1976 | US3970906 Braking device for three-motor type tape recorder |
| 07/20/1976 | US3970775 System for scanning information recorded on a plurality of magazine contained filmstrips |
| 07/20/1976 | US3970262 Quick-release hub |
| 07/13/1976 | US3969766 Or reproducing apparatus |
| 07/13/1976 | US3969663 Capstan control for a tape drive system |
| 07/13/1976 | US3968942 Magnetic tape recording and/or reproducing apparatus |
| 07/13/1976 | US3968941 Interbiased double tape spool assembly |
| 07/13/1976 | US3968920 Capstan and motor assembly |
| 07/06/1976 | US3968520 Automatic control circuitry for tape transducing apparatus |
| 07/06/1976 | US3968518 Or reproducing apparatus for videotape editing |
| 07/06/1976 | US3968517 Apparatus for magnetically recording and/or reproducing video signals and which has a still motion reproducing mode of operation |
| 07/06/1976 | US3968329 Telephone answering apparatus |
| 07/06/1976 | US3967796 Automatic return device for use in cassette tape recorder |
| 07/06/1976 | US3967789 Tape winding system |
| 07/06/1976 | US3967769 Tape driving assembly |
| 06/29/1976 | US3967319 Tape excursion control means using tapered-wall vacuum column |
| 06/29/1976 | US3967316 Data recorder |
| 06/22/1976 | US3965483 Tape recording apparatus for editing recording |
| 06/15/1976 | USRE28863 Guide elements for magnetic tapes wound or to be wound in the form of packs on flangeless spools |
| 06/15/1976 | US3964104 Intermittent cleaner for rotating magnetic head |
| 06/15/1976 | US3964098 Tape deck with drive motor remote from drive roller |
| 06/15/1976 | US3964097 Multi-cartridge apparatus for recording and reproducing audio signals automatically and successively |
| 06/15/1976 | US3964096 Cassette ejecting device for cassette-type video recording and/or reproducing apparatus |
| 06/15/1976 | US3964094 Servo information pattern for rotating head magnetic tape unit independent of amplitude |
| 06/15/1976 | US3964022 Hand-held scan data handling system |
| 06/08/1976 | US3962727 Magnetic rotary head recorder with automatic tape loading and unloading |
| 06/08/1976 | US3961763 Device for guiding a magnetic tape in a recording cassette |
| 06/01/1976 | US3961372 Magnetic tape transport with slotted rotating head |
| 06/01/1976 | US3961370 Rapid access storage device |
| 06/01/1976 | US3961369 Rotating head apparatus having a protruding diameter headwheel which supports a protruding flying head |
| 06/01/1976 | US3960342 Tape transport apparatus |
| 05/25/1976 | US3959822 Magnetic tape transport for positive coupling of cassette tape reels |
| 05/25/1976 | US3959821 Sound recording and/or reproducing apparatus with movable carriage receiving removable tape cassette |
| 05/25/1976 | US3959817 Switching circuit for connecting a magnetic head in a magnetic recording and reproducing apparatus |
| 05/25/1976 | US3959815 Arrangements for time base error compensation |
| 05/25/1976 | US3959814 Method and apparatus for tabulating the contents on a record medium by use of time |
| 05/25/1976 | US3958868 Sound system pinch roller actuating device |
| 05/25/1976 | US3958777 Tape transport reel servomechanism |
| 05/18/1976 | US3958272 Turn around method and circuit |
| 05/18/1976 | US3958271 Tracking control circuit using a delayed tach signal |
| 05/18/1976 | US3957225 Cartridge latching mechanism |
| 05/18/1976 | US3957219 Endless tape traveling device |
| 05/18/1976 | US3957190 Cassette tape loading apparatus |
| 05/11/1976 | US3956768 Videotape cassette automatic loader-unloader |
| 05/11/1976 | US3955778 Tape cassette |
| 05/11/1976 | US3955777 Self threading leader for a reel of tape |
| 05/11/1976 | US3955776 Automatic stop mechanism for tape recorder |
| 05/04/1976 | US3955216 Retention device for endless cartridge tape recorder |
| 05/04/1976 | US3955215 Apparatus and method for forming a head drum assembly |
| 05/04/1976 | US3955133 Apparatus for stabilization of electrical power supply mains |
| 04/27/1976 | US3953890 Information retrieval machine which uses a cassette for holding tape cartridges |
| 04/27/1976 | US3953680 Remote control transcribing device |
| 04/27/1976 | US3952968 Tape transport system |
| 04/27/1976 | US3952932 Transport system for magnetic tape recorder and reproducer sets, particularly for cassette magnetic tape recorders |
| 04/20/1976 | US3951356 Tape transport |
| 04/20/1976 | US3951352 Magnetic tape guidance device |
| 04/13/1976 | US3950787 Cassette holding device for tape recording and/or reproducing apparatus |
| 04/13/1976 | US3950786 Magnetic tape cassette with sliding door to inhibit recording |
| 04/13/1976 | US3950784 Apparatus for automatically adjusting the playback position of magnetic data recording device |
| 04/13/1976 | US3950782 Data storage and retrieval systems for use with plural track storage medium |
| 04/13/1976 | US3950735 Write operations in a peripheral subsystem |
| 04/13/1976 | US3949951 Tape cartridge drive |
| 04/13/1976 | US3949919 Self-aligning capstan bearing |
| 04/06/1976 | US3949425 Video systems |
| 04/06/1976 | US3949423 Cassette locating and holding devices in a cassette tape recording and/or reproducing apparatus |
| 04/06/1976 | US3949422 Tape recorder with pivotal erase head bearing |
| 04/06/1976 | US3949421 Cassette tape recorder with heads mounted on a slide for adjustment |
| 04/06/1976 | US3949420 Tape program location method and means |
| 04/06/1976 | US3949419 Magnetic recording apparatus |
| 04/06/1976 | US3949244 Reference signal generator for tape tension servomechanism |
| 04/06/1976 | US3948464 Bi-directional tape transport apparatus |
| 04/06/1976 | US3948463 Web transport load and unload system |
| 04/06/1976 | US3948459 Folded vacuum tanks for high speed magnetic tape recorders |
| 03/30/1976 | US3947895 Magnetic tape recorder |
| 03/30/1976 | US3947894 Mode selecting device for tape recording and/or reproducing with releasable lock |
| 03/30/1976 | US3947892 Helical scan type tape cassette having tape threading means |
| 03/30/1976 | US3947887 Transducer head contour and method of generating same |
| 03/30/1976 | US3947884 Tape recorder |
| 03/30/1976 | US3947883 Indicator device for slot-in type cassette tape recorder |
| 03/30/1976 | US3947882 Vending system for remotely accessible stored information |
| 03/30/1976 | US3947880 Magnetic recording and reproducing apparatus with tape tension control |
| 03/30/1976 | US3947875 Magnetic recorder test article and methods |
| 03/30/1976 | US3947817 Hand operated optical character recognition wand |
| 03/30/1976 | US3946966 Automatic stop mechanism for an electric tape apparatus |
| 03/30/1976 | US3946962 Hub for a reel of recording tape |
| 03/30/1976 | US3946959 Endless tape-running apparatus |
| 03/30/1976 | US3946923 Method for manufacturing a capstan device of a tape machine |
| 03/23/1976 | US3946437 Tape recorder with counter drive mechanism responsive to tape movement |
| 03/23/1976 | US3946436 Automatic shutoff mechanism for magnetic tape recording and reproducing apparatus |
| 03/23/1976 | US3946435 Recording and playback apparatus |
| 03/23/1976 | US3946291 Three motor tape drive mechanism |
| 03/23/1976 | US3946160 Telephone answering device with plural message recording tapes |
| 03/23/1976 | US3945582 Cassette tape |
| 03/16/1976 | US3945040 Push-push locking and release mechanism for tape cartridge players |
| 03/16/1976 | US3945039 Magnetic recording and reproducing apparatus |