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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.
metered fluid pumps; peristaltic metering pumps for metering fluids; diaphragm metering pumps for metering fluids; flowmeters; computer software for connecting flow instrumentation and metering pumps; structural components for metering pumps, namely, replacement pump tube assemblies; diaphragms being structural components of metering pumps; skid systems for metering pumps comprised of metering pumps, flow indicators, flowmeters, sensors, valves, piping, tubing, strainers, mounts, brackets, dampeners, and drip containment trays; electric and structural components of fluid flow metering pumps, namely, fluid flow verification sensors, fluid flow indicators, fluid flow switches, and valve strainers, all for use with metering pumps; fittings for use with metering pump tube assemblies; non-metal tanks sold empty specially adapted for fluid metering pumps