Apparatus and instruments for physics; Diagnostic equipment for research laboratory use; Marine navigation equipment and instruments; Surveying apparatus and instruments; Photographic cameras; Optical instruments; Weighing machines; Measures; Signal lanterns; Computer monitors; Life saving apparatus and equipment; Teaching apparatus and equipment; Cinematographic cameras; Electric installations for the remote control of industrial operations; Power converters; Electric apparatus for commutation; Regulating apparatus, electric; Pneumatic-electrical control device; Accumulators, electric; Recorders for sound and image medias; Sound transmitting apparatus; Sound reproduction apparatus; Central Processing Unit (CPU) for information, data, sounds and images processing; Blank magnetic data carriers; Recordable blank DVD discs; Mechanisms for coin-operated apparatus; Cash registers; Calculating machines; Data processing apparatus; Computers; Computer software, recorded; Computer software applications, downloadable; Fire-extinguishing apparatus; Monocrystalline silicon; Electronic chip; Carbon material; Transistors; electricity control panels ; Audio and video compact discs