Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus; navigation apparatus and instruments including such goods for land vehicles in the nature of on-board computers, and multimedia systems for use in land vehicles, namely, global positioning system, wireless network management and optimization software for cellular communications, digital signal processors, sound processors, loudspeakers, acoustic transducers, amplifiers and pre-amplifiers, video screens, and radios with telephone and Internet access