73722090
Apr 13, 1988
Nov 20, 1990
COMPUTERS; COMPUTER WORKSTATIONS; COMPUTER PERIPHERALS FOR THE ENTRY, INPUT, OUTPUT, DISPLAY, RECORDING, TRANSMISSION, PRINTING AND STORING OF DATA; HAND-OPERATED APPARATUS FOR CONTROLLING THE IMAGE ON A VIDEO DISPLAY UNIT; KEYBOARDS; MEMORIES; COMPUTER-RELATED POWER SUPPLIES AND POWER CONVERTERS; DISK DRIVES; TAPE DRIVES; AND BLANK TAPES AND DISKS AND PRERECORDED TAPES AND DISKS FOR DISTRIBUTION TO END USERS AND REDISTRIBUTORS
Electrical and Scientific Apparatus