Scientific, nautical, geodetic, electrical, (including radio technical), photographic, cinematographic and optical apparatuses and instruments and apparatuses and instruments for weighing, measuring, signalling, control, life saving and teaching; mint and coin automats; cash registers and computers; fire extinguishing apparatuses, especially radio and television apparatuses, gramophones, tape recorders, telephones, telephone weitchboards, amplifiers, amplifier units for paging systems, antennas, parts to said apparatuses, especially loudspeakers, microphones, printed circuits, relays, selectors, current supply apparatuses and electron tubes & transistors, and apparatuses and equipment for transmission of alarm signals and measuring of values over the public telephone system