73614302
Sep 25, 1986
Oct 6, 1987
MAGNETIC TAPE AND OPTICAL (LASER) APPARATUS FOR RECORDING AND REPRODUCTION OF SOUND AND/OR IMAGE SIGNALS, TRANSMITTER AND RECEIVER APPARATUS UTILIZING ELECTRONIC AND/OR OPTICAL (LASER) TECHNIQUES, MAGNETIC TAPES AND DISCS FOR THE RECORDING AND REPRODUCTION OF SOUND AND IMAGE SIGNALS AND PARTS THEREFOR, OPTICAL DISCS FOR THE RECORDING AND REPRODUCTION OF SOUND AND IMAGE SIGNALS, TELEVISIONS, TELEPHONE AND DATA TRANSMITTERS AND RECEIVERS, AMPLIFIERS, SCRAMBLERS, DESCRAMBLERS, LOUDSPEAKERS, MICROPHONES, DISC DRIVES, TURNTABLES, MAGNETIC TAPE DRIVES, COMPUTERS, CENTRAL PROCESSORS, KEYBOARDS, MONITORS, PRINTERS, COMPUTER PROGRAMS, TAPE READERS, CARD READERS AND PARTS THEREFOR
Electrical and Scientific Apparatus