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| 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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| 03/02/1976 | US3941231 Ribbon cartridge | | 02/24/1976 | US3940799 Tape cassette with erasure prevention recesses at rear corners | | 02/24/1976 | US3940080 Automatic tape loading apparatus for cassettes and the like | | 02/24/1976 | US3939977 Sealing ring | | 02/24/1976 | US3939975 Projection cassette | | 02/24/1976 | US3939526 Cleaning device for flanged reels | | 02/17/1976 | US3939302 Method and apparatus for recording and/or reproducing a video signal on a photographic record disc | | 02/17/1976 | US3938871 Cassette storage device with adjustable partitions | | 02/17/1976 | US3938810 Center hole formation in an information storing disc | | 02/17/1976 | US3938752 Auxiliary drive endless loop tape cartridge | | 02/10/1976 | US3937325 Cartridge with lock stabilization | | 01/27/1976 | US3934842 Minicassette for recording tape | | 01/27/1976 | US3934840 Reel assembly | | 01/27/1976 | US3934839 Tape cassette | | 01/13/1976 | US3932895 Reversible magnetic recording disk unit | | 01/13/1976 | US3932894 Magnetic record member for use with rotating head magnetic recording apparatus | | 01/13/1976 | US3932893 Sound recording and reproducing apparatus | | 01/13/1976 | US3932891 Magnetic tape player with cartridge door opening means | | 01/13/1976 | US3931889 Tape cassette hub retainers | | 01/06/1976 | US3931644 Jacket for a magnetic disk recording assembly | | 01/06/1976 | US3931460 Video disc with multiturn undulating storage track |
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