9 materials, parts, components, and equipment for electricity, electronics, radio electronics, radiography electromagnetics, gamma radiography, nuclear, optical, cinematographic, photographic, scientific, for physics, chemistry, validation, remote control, teletransmission, automation, detection, signalling, measurement, computation, instruction; particle generators and accelerators; particle bundle transmission lines; electromagnetic wave generators; materials for industrial radiography, gamma radiography and radiocinematography, as well as related equipment, particularly radiation protection devices; electronic tubes particularly imaging tubes, image or illumination amplifiers or converters, cathode ray tubes; spectrometry devices and equipment; equipment and devices for the generation, reproduction or recording of data, signals, sounds or images; electronic calculators; television equipment, transmitters or receivers, their components or accessories