PORTABLE AND SWITCHBOARD GRAPHIC AMMETERS, VOLTMETERS, WATTMETERS, POWER-FACTOR METERS, AND FREQUENCY-METERS; PORTABLE AND SWITCHBOARD INDICATING FREQUENCY-METERS, POWER-FACTOR METERS, AND REACTIVE-FACTOR METERS; SHUNTS FOR DIRECT-CURRENT METERS, MAXIMUM-DEMAND METERS, SYNCHRONIZERS AND SYNCHROSCOPES, WATT-HOUR METERS; INSTRUMENT-TRANSFORMERS, WATT-HOUR-DEMAND METERS, TEMPERATURE-INDICATING INSTRUMENTS, POLYPHASE POWER-FACTOR METERS, SPEED-COUNTERS, SPEEDOMETERS, CYCLOMETERS, TACHOMETERS

'ammet':5 'counter':68 'current':36 'cyclomet':70 'demand':40,55 'direct':35 'direct-curr':34 'factor':10,25,30,64 'frequenc':14,21 'frequency-met':13,20 'graphic':4 'hour':47,54 'indic':19,59 'instrument':50,60 'instrument-transform':49 'maximum':39 'maximum-demand':38 'meter':11,15,22,26,31,37,41,48,56,65 'polyphas':61 'portabl':1,16 'power':9,24,63 'power-factor':8,23,62 'reactiv':29 'reactive-factor':28 'shunt':32 'speed':67 'speed-count':66 'speedomet':69 'switchboard':3,18 'synchron':42 'synchroscop':44 'tachomet':71 'temperatur':58 'temperature-ind':57 'transform':51 'voltmet':6 'watt':46,53 'watt-hour':45 'watt-hour-demand':52 'wattmet':7

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