Headphones; Loudspeakers; Megaphones; Microphones; Rheostats; Acoustic membranes; Audio- and video-receivers; Cabinets for loudspeakers; Choking coils for use in electrical apparatus; Couplings, electric; Electric control panels; Electromagnetic coils; Electronic apparatus for testing the curing and drying of elastomeric materials; Horns for loudspeakers; Integrated circuits; Magnetic wires; Portable media players; Remote control telemetering machines and apparatus; Resistances, electric; Sound transmitting apparatus

'acoust':6 'apparatus':22,31,56,61 'audio':8 'cabinet':13 'choke':16 'circuit':45 'coil':17,29 'control':26,52 'coupl':23 'cure':35 'dri':37 'elastomer':39 'electr':21,24,25,58 'electromagnet':28 'electron':30 'headphon':1 'horn':41 'integr':44 'loudspeak':2,15,43 'machin':54 'magnet':46 'materi':40 'media':49 'megaphon':3 'membran':7 'microphon':4 'panel':27 'player':50 'portabl':48 'receiv':12 'remot':51 'resist':57 'rheostat':5 'sound':59 'telemet':53 'test':33 'transmit':60 'use':19 'video':11 'video-receiv':10 'wire':47

GOLDPLANAR

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