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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.
safety and warning equipment-namely, signs for roads, luminous or mechanical, electrical control consoles for warning lights; electric sirens, buzzers and loudspeakers, vehicular back-up alarms, flashing and continuously burning warning lights-namely, emergency lights, revolving lights, strobe lights, trailer-mounted warning signal lights, and parts thereof; trailer mounts for flashing warning lights and parts thereof; mounting arms for placing emergency lights on vehicles and parts thereof, vehicular mounted advance warning system comprising a rotatably adjusted panel containing arrow control operable in sequence or flashing, motor generating sets and electrical structural components sold as a unit, emergency and safety signals for traffic control-namely, signalling flags, safety cones, traffic lane delineators, safety vests and safety caps