Computer apparatus and instruments: computers, computer systems, electric cables, encoded magnetic cards, central processing units, computer keyboards, computer memories, computer operating programs, computer peripheral devices, computer programs, computer software, dataprocessing apparatus, magnetic disks, interfaces for computers, monitors, mouses, word processors, motherboards, add on cards, notebook computers, power supplies programmer testers, digitizer printers, modems, fax modems, scanners, parts and fittings for all the aforesaid goods