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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.
protective helmets; safety helmets; interiors for protective helmets and safety helmets; structural parts and accessories for protective helmets, namely, front parts, quick-grip buckles, size adjusters and adapters, interior linings, mouth guards, ear pads, throat protectors, throat latches, chin straps, face shields, jaw pads, eye shields, visors, sun visors, locking devices, release mechanisms, liners and padding; protective helmets equipped with communication devices; bags specially adapted for protective helmets