[ Distance measuring apparatus; Dynamometers; Electronic frequency converters for high velocity electro motors; High-frequency switching power supplies; High frequency switches; ] Instruments for measuring length; Lithium ion batteries; [ Measuring rulers; Measuring rules; Precision balances; Precision theodolites; Pressure measuring apparatus; Rotating lights; Telemeters; Traffic-light apparatus; Transformers; ] Voltage stabilizers

'apparatus':3,39,46 'balanc':34 'batteri':28 'convert':7 'distanc':1 'dynamomet':4 'electro':11 'electron':5 'frequenc':6,15,20 'high':9,14,19 'high-frequ':13 'instrument':22 'ion':27 'length':25 'light':41,45 'lithium':26 'measur':2,24,29,31,38 'motor':12 'power':17 'precis':33,35 'pressur':37 'rotat':40 'rule':32 'ruler':30 'stabil':49 'suppli':18 'switch':16,21 'telemet':42 'theodolit':36 'traffic':44 'traffic-light':43 'transform':47 'veloc':10 'voltag':48

J JOYISI

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