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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.
data acquisition and control devices, namely, usb and ethernet transceiver hardware that receives through one or more wires analog and digital electronic signal data as input from external sources, namely, sensors, controls the received electronic signal data by conditioning the received electronic signal data to preserve and enhance signal integrity, and, communicates the conditioned electrical signal data as output to other external computers and data collection devices via usb, analog out, digital out, and ethernet packets for processing, which such devices are not in the field of consumer electronics