Sensors, pressure gauges, and information read-out devices, namely, monitors and calculators, used for measuring and recording information downhole, and transmitting information in an oil or gas well

'calcul':13 'devic':9 'downhol':20 'gas':28 'gaug':3 'inform':5,19,23 'measur':16 'monitor':11 'name':10 'oil':26 'pressur':2 'read':7 'read-out':6 'record':18 'sensor':1 'transmit':22 'use':14 'well':29

Electronic sensors, pressure gauges, information read-out devices, namely, monitors and calculators, and power supply sensors used for measuring and recording information downhole, and transmitting information in an oil or gas well

'calcul':13 'devic':9 'downhol':24 'electron':1 'gas':32 'gaug':4 'inform':5,23,27 'measur':20 'monitor':11 'name':10 'oil':30 'power':15 'pressur':3 'read':7 'read-out':6 'record':22 'sensor':2,17 'suppli':16 'transmit':26 'use':18 'well':33

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