9 Electric cables; electrical communication machines, instruments and equipment, namely, telephones, telephone exchangers, teletypewriters, facsimile machines, radio transmitters and radars; electronic machines, instruments and equipment and parts and fittings thereof, namely, computers, computer peripherals, electronic circuits, computer programs for use in-superimposing various digital map contents transmitted through a global computer network and pre recorded electronic circuits, tapes, disks and CD-ROMS carrying the aforesaid computer programs