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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.
power cable terminations and joints, namely, pre-molded terminations and joints for use on transmission and distribution solid dielectric cable systems and oil-impregnated terminations and joints for use on high pressure fluid filled and self-contained fluid filled cable systems; cable splice boxes; splicing kits primarily comprised of lead sleeve, novoid compound, dry cotton tape, saturated flax twine, solder, stearine candle, varnished cambric tapes, paper pasters, tinned shielding braid, split tinned solder copper connectors, saturated webbing and compression connectors; sf6 insulated electrical switches; solid dielectric switches; vacuum switches, namely, switches and switch gear used in transmission and distribution of electrical power; automatic transfer switches, tie point switches, and sectionalizers for use in connection with electrical distribution and transmission systems; current limiting protectors, namely, triggered current limiters, commutating current limiters, high current limiters and encapsulated current limiting fuses; single and three phase reclosers, namely, electric circuit breakers to reclose interrupted electrical circuits; and microprocessor-based power management systems comprised of power distribution switchgear with protective electric relays for controlling automatic switching operations in overhead and underground radial and loop distribution circuits; custom designed electrical controllers; automatic circuit reclosers; solid dielectric reclosers; electric current interrupting switches; electronic fuses; circuit breakers; manual or automated load break electric switches; sectionalizers, namely, electric circuit closers; paralleling devices, namely, electrical power distribution units; intertie devices, namely, electrical connectors; downloadable software for automating electrical sub-transmission and distribution systems; voltage sensors; voltage metering system comprised of one or more of the following components, namely, voltage sensors, mounting frame, junction box, electric cable and harness, electronic meter, lightning arrestors; remote terminal units, gateway routers and data concentrators; electronic monitors and monitor modules for monitoring electric current and electrical signals; current protection controls, namely, circuit overload protector devices; electrical conductor entrance fittings, namely metal grounding bushings for connecting power conductors through a grounded wall, and structural parts therefor; electrical equipment enclosures and enclosure assemblies, namely, electrical power distribution enclosure units; circuit opening devices for electrical circuits, namely, fuses, and structural parts therefor, for interrupting electrical currents; electrical power current-carrying cable terminators and connectors