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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.
computer hardware subassemblies for assembling custom electrical and electronic devices; computer hardware kits for making electronic projects consisting of microcontrollers, printed circuit boards, cables, wires, resistors, push buttons, temperature sensors, tilt sensors, leds, servo motors, piezoelectric sound components, capacitors, transistors, electric resistors, batteries and electronic connectors hardware and circuit boards for recording, organizing, transmitting, manipulating, reviewing, and receiving text, data, images and audio files