9 Apparatus and instruments used for measuring in the fields of science, laboratory research, scientific surveying, electricity, industrial and optical research, namely, software compiling, debugging and merging tools, tools for software test automation, emulators, reporting tools; headphones, loudspeakers; picture and slide projection devices; data processing apparatus, namely, computers, computer software for use in the field of telecommunications service development, testing, quality assurance, maintenance, support and performance measurement and hardware; calculating machines; magnetic and optical record carriers, namely, blank optical records, cassettes, discs, diskettes, CDs, exposed cinema films; antennas, satellite antennas, amplifiers and their structural parts; electronic elements used in electronic apparatus, namely, semi-conductors, electronic circuits, integrated circuits, chips, namely, computer chips, silicon chips; circuit cards, interface circuits, hybrid circuits, converters, magnetic heads, magnetic deviators; telecommunication devices, namely, telephones, facsimile machines, data processors, wireless telephones, telephone switchboards; timers; electronic or magnetic cards, namely, telephone cards, banking cards, automatic opening-closing cards, electronic counter cards, electronic tickets; display devices, namely, flat panel display screens