Computers, desktop computers, palmtop computers, supercomputers, Handheld PC, notebook computers, compact disc-read only memory driver, CD-ROMs, digital versatile disc and digital versatile disc driver, computer programs, joy stick, digitalizer, mobile phone, set top box, digital camera, scanner, styluses, magnetic disks, compact discs, computer keyboard, reader, printers, disk drivers, memory, micro-computers, computer mainframes, computer mouses, micro-processors, data storage, ROMs, central processors, data accesser, computer plottors, program design units, printer buffers, editing machines for computer data, magnetic tapes recorded with computer programs, magnetic disks recorded with computer programs, computer touch-sense input units, magnetic head cleaning disks for computers, disk boxes, dust hoods for computer use, disk place boxes, dust hoods for keyboards, transistors, monitors, modem, digital to analogic converters, analog to digit converters, picture tubes, color kinescopes, chips, network cards, electric circuit boards, semi-conductors, interface cards, micro electric circuits, integrated circuits, printing circuit boards, printing circuit base boards, integrated circuit suckets, mother board, server, displays, liquid crystal display, cathode ray tube display, DRAM, SRAM