High-frequency measuring apparatus; high frequency measuring apparatus for measuring current, voltage, power and phase of high-frequency signals, namely, electric and magnetic meters and testers, namely, ammeters, voltmeters, wattmeters and phase indicators; high-frequency electrical power supplies; frequency regulators; rotary converters; power regulators

'ammet':30 'apparatus':5,9 'convert':45 'current':12 'electr':23,39 'frequenc':3,7,20,38,42 'high':2,6,19,37 'high-frequ':1,18,36 'indic':35 'magnet':25 'measur':4,8,11 'meter':26 'name':22,29 'phase':16,34 'power':14,40,46 'regul':43,47 'rotari':44 'signal':21 'suppli':41 'tester':28 'voltag':13 'voltmet':31 'wattmet':32

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