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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.
optical and measuring instruments, namely, electronic and non-electronic precision measuring devices consisting of spirit levels, combination squares, engineer's combination squares, v blocks, magnetic stands, comparator stand, engineer's squares, marking gauges, divider, protractors, sine bars, edge and center finders, dial gauges, rulers, angle plates, magnets, height gauge, vernier caliper, micrometers, dial calipers, gauge blocks, dial indicators, microscope and hand-held optical magnifier