Semiconductors, silicon wafers, integrated circuits, blank optical discs, computer software for use in database management, liquid crystal display monitors, electric photocopy machines, electronic agendas, computers, computer monitors, computer disc drives, computer printers, computer keyboards, personal digital assistants PDA, calculators, CD-ROMs for sound, video or data recording, pagers, mobile phones, digital video disc players, MP3 players, video disc players, compact disc players, mode...