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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.
utility locators for determining the location of hidden or buried pipes, conduits, cables, or other conductors by sensing magnetic fields; ; couplers for providing direct or inductive coupling of current signals to hidden or buried pipes, conduits, cables, or other conductors; sondes for generating dipole magnetic fields for sensing by utility locators; video inspection systems for inspecting hidden or buried pipes, conduits, or cavities; software for use with utility locators for receiving, storing, displaying, and/or transmitting data, images, video, or location or coordinate information; software for processing and storing data, images, or video provided from utility locators or video inspection systems