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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.
electronic components and assemblies, namely, printed circuit boards, wiring plan pockets, card frames for inserting electronic circuit boards, front panels and holders for attaching components and housings, power distribution components comprising fuse bases, connection adapters, component adapters for bus bar mounting, fused disconnects, strip disconnects, conductor clamps, and distribution cabinets for housing distribution components, bus bar systems comprised of bus bars, busbar supports, busbar conductor clamps, busbar cover systems, and busbar connection adapters, and plug and socket connectors