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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.
photographic and reproducing apparatus, equipment and supplies-namely, film washing, rinsing, drying and aerating equipment and tanks and containers therefor, tension frames for films, photographic copying, enlarging, reducing and projecting equipment, blue print machines, blue print developing and drying machines, machines for folding and smoothing tracings, prints, and drawings specifically designed for photographic use, film handling tongs and film exposure and development timers