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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.
custom energy systems and related accessories comprised of solar panels for the production of electricity, power managers in the nature of electrical power supplies, fuel cells, capacitors, power cables, electrical cable harnesses, and integrated circuit modules attached to or plugged into solar panels for the production of electricity; custom made battery packs, custom made battery chargers, custom made power suppliers, and customized battery testing equipment, namely, voltmeters, ground-fault meters, conductance/marginality testers in the nature of electrical conductors, and electrical load-testers