Electrically Operated Audible Signals and Alarm Units-Namely, Electric Horns, Sirens and Bells; Chimes and Whistles for Signalling; Loudspeakers, Microphones and Electronic Megaphones; Warning Lights for Mounting on Vehicles and for Stationary Mounting; Air-Operated Warning Horns; Speed Measuring Units Carried on One Vehicle for Measuring the Speed of Another Vehicle; Radio Receivers, Two-Way Radios, Tone Encoders; Fire Alarm and Voice Communication Units for Buildings; Fire Helmets; Electric Signs; Electric Program Clocks; Electronic Magnetic Card Units for Controlling Operation of Doors and Barriers; and Parking and Bridge Gates and Control Units Therefor

'air':36 'air-oper':35 'alarm':6,63 'anoth':52 'audibl':3 'barrier':87 'bell':14 'bridg':91 'build':69 'card':79 'carri':43 'chime':15 'clock':76 'communic':66 'control':82,94 'door':85 'electr':1,10,72,74 'electron':23,77 'encod':61 'fire':62,70 'gate':92 'helmet':71 'horn':11,39 'light':26 'loudspeak':20 'magnet':78 'measur':41,48 'megaphon':24 'microphon':21 'mount':28,34 'name':9 'one':45 'oper':2,37,83 'park':89 'program':75 'radio':54,59 'receiv':55 'sign':73 'signal':4,19 'siren':12 'speed':40,50 'stationari':33 'therefor':96 'tone':60 'two':57 'two-way':56 'unit':8,42,67,80,95 'units-nam':7 'vehicl':30,46,53 'voic':65 'warn':25,38 'way':58 'whistl':17

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