PUBLIC ADDRESS SYSTEMS AND PARTS THEREOF, SOUND SYSTEMS AND PARTS THEREOF FOR PAGING AND INTERCOMMUNICATION BETWEEN REMOTELY SPACED LOCATIONS, ELEVATING LECTERNS CONSISTING OF MICROPHONES AND AMPLIFIS AND PARTS THEREOF, PORTABLE DIRECTIONAL HORN SPEAKERS SYSTEMS AND PARTS THEREOF, PORTABLE PUBLIC ADDRESS SYSTEMS, AND MICROPHONE AND AMPLIFIERS FOR USE WITH THE FOREGOING

'address':2,40 'amplifi':26,45 'consist':22 'direct':31 'elev':20 'forego':50 'horn':32 'intercommun':15 'lectern':21 'locat':19 'microphon':24,43 'page':13 'part':5,10,28,36 'portabl':30,38 'public':1,39 'remot':17 'sound':7 'space':18 'speaker':33 'system':3,8,34,41 'thereof':6,11,29,37 'use':47

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