computers; computer software; laptop computers; personal computers incorporating computer software; acoustic receivers for telephonic communication with computers; add-in cards for micro computers; add-on-cards for computers; apparatus controlled by computers for analysing samples; computer programs for analysing computer hardware; computer systems; computer hardware; computer monitors; computer programs for testing computer hardware; computer screens; operating computer software for main frame computers; personal computers; monitors (computer hardware); computer keyboards; home computers; computer programs for computer games; computer graphics software; notebook computers; computer programs relating to computer networks; interactive computer software; computer networks; computer controls; computer stands; computer programs for producing computer graphics; computer disks; computer printers; computer mainframes; mainframes (computers); computer software programs; computer software (programs); computer interfaces; computer software for communication between computer processes; portable computers; computer components; computer programs for monitoring computer systems performance; computer software (recorded); recorded computer software; computer modems; monitors (computer programs); computer databases; computer controllers; computer installations; computer mouses; process computers; processing computers; computer apparatus for computer aided engineering; controlling software for computer printers; computer hardware for use in computer-assisted software engineering; computer workstations for electronic design; printers for computers; computer controlled printers; industrial computer software programs; security devices for computer software; computer chips; machine readable computer programs; computer apparatus for computer aided design; communications electronics for computers; electronic memories for computers; computer apparatus for use with computer networks; computer software products; computer modules; personal computer application software; computer programs for scanners; computer programs for printers; interfaces (for computers); wearable computers; tablet computers; computer networking installations; programmable computers; computer communications modems; security devices for computer hardware; computer operating programs; computer software for communicating purposes between microcomputers; computer networking apparatus; computer driven printers; tablets for computers; computer network operating installations; computer terminals; computer network installations; computer installations (networks); electronic memories incorporating computer programs; computer design hardware