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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.
audio books in the field of math, science, history, computers, technology, business, economics, government, law, sociology, popular culture, english grammar, english writing, foreign languages, art, literature, continents, countries, states, geology, geography, astronomy, health, medicine, environment, animals, plants, people, life and parenting skills, self- and personal improvement, and personal coaching