| Patents for G11B 9 - Recording or reproducing using a method or means not covered by one of the main groups; Record carriers therefor (3,522) |
|---|
| 06/21/1977 | US4031546 Disc player and stylus therefor |
| 06/21/1977 | US4030835 Defect detection system |
| 04/19/1977 | US4018984 Video disc record having spirally aligned sync storage locations |
| 04/19/1977 | US4018945 Glow discharging in air |
| 03/22/1977 | US4013830 Video disc stylus |
| 01/18/1977 | US4004080 Metal coating for video discs |
| 01/04/1977 | US4001493 Single lens, multi-beam system and method for high resolution recording of information on a moving recording medium and article |
| 11/30/1976 | US3995281 Recording head for a recording device utilizing electrosensitive recording paper |
| 11/23/1976 | US3993863 Disc record groove skipper |
| 09/21/1976 | US3982066 Metal coating for video discs |
| 09/14/1976 | US3981018 Thermoplastic recorder with a heating support |
| 08/24/1976 | US3977009 Information recording with an organic compound capable of assuming two or more convertible stable aggregation states |
| 07/20/1976 | US3970317 Apparatus for inhibiting a plurality of disc records from being disposed on a turntable and grounding a disc record disposed on the turntable |
| 07/13/1976 | US3969756 Color-picture/multichannel-sound record and recording/playback apparatus and methods therefor |
| 06/15/1976 | US3963861 Disc record groove skipper apparatus |
| 05/18/1976 | US3958251 Electrographic printing system utilizing multiple offset styli |
| 05/11/1976 | US3956581 Pickup arm apparatus |
| 04/20/1976 | US3952145 Pickup arm cartridge apparatus |
| 03/09/1976 | US3943302 Electron beam recording in thick materials |
| 03/09/1976 | US3943276 Record tracking pickup structure for a capacitive disc |
| 02/24/1976 | US3940574 Reproduction of information from information-bearing discs |
| 02/17/1976 | US3938810 Center hole formation in an information storing disc |