9
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.
sound amplifiers, stereo amplifiers, loudspeakers, cabinets for loudspeakers, musical sound recordings, [stereo receivers, stereo tuners, microphones, electronic notebooks,] audio mixers, digital signal processors, speakers, expanders
15
Musical instruments
electronic musical keyboards, organs, [electronic guitars, acoustic guitars, guitars,] digital pianos, pedalboards, pianos, musical instruments, stands, music boxes, music synthesizers and electronic sound equipment, namely, electronic music workstations comprising sequencers, electronic processors, [signal delays, electronic echo units] and rhythm units, sound modules for recording and reproducing sounds, monitor speakers, [headphones, volume pedals, sustain pedals,] pedal keyboard