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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.
telephone accessories, namely, jacks; cords; plugs; adaptors; amplifiers; couplers; line controllers; shoulder rests; modular spike suppressors; modular conversion kits comprised of surface modular wall jacks, modular jack cover, four strand modular wire, modular plugs, modular crimping tool, and five way modular jack block; modular extension systems comprised of self adhesive back wire, modular clamp on jacks, wire with modular plug on each end, corner angle plate, and end caps; wires; and telephone line testers