9 Scientific, optical, measuring, signaling, checking and teaching apparatus and instruments, namely, distance measuring apparatus, signaling buoys, optical cables; electric, electronic, signaling apparatus and instruments, namely, traffic light apparatus; apparatus for recording, transmission or reproduction of sound or images; data processing apparatus and data transmission apparatus; computer programs for transmission and storage of data; blank optical data carriers; telecommunication apparatus, namely, electric transformers, telecommunications exchangers and towers; radio transmitters or apparatus for transmitting radio programs; television sets; television apparatus for projection purposes; transmitting apparatus for transmitting radio and video programs; communications apparatus and instruments for the transmission, storage and reproduction of sound, text, images and data, and parts thereof, namely, optical communications receivers, optical transceivers, optical cables; mobile data receivers; computer hardware and peripherals for processing and transmitting data and information; computer software and software packages held on all types of physical media for transmission, sharing, and storage of data; blank optical data media and blank magnetic data media; telecommunications apparatus and instruments, namely, telecommunications exchangers and towers; blank magnetic data carriers; blank recording discs; mobile electronic devices, handheld devices, namely, cellular phones; portable computers; computer monitors, flat panel display screens, computer screens; telecommunications apparatus for use with digital signals, namely, digital signal processors; apparatus for use in digital communication transmission, namely, fiber optic cables; electronic memories