74174954
Jun 10, 1991
Dec 8, 1992
computer interface hardware, computer software used to interface a personal computer with a computer bus, controller and software used in prioritizing the controller functions, printer/plotter bus interfaces, converters, conversion software, data input/output devices used with a computer bus, bus extenders, bus expanders, data buffers, clock and SRQ generators, digital-analog converters, and data switches
Electrical and Scientific Apparatus