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High efficiency wave generator
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Condensate free ultrasonic transmitter
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Transducer shroud for improved transducer operation in the treatment of waste water
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High reliability instrument system
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Coating responsive material condition monitoring system
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Error compensating instrument system with digital communications
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Improved imstrumentation system
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Remote instrument testing system
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Essentially safety system
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Intrinsically safe system
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Continuous condition sensing system determining liquid level by admittance measurement
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Coating-responsive material condition monitoring system
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Admittance-responsive instrument system
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Continuous condition sensing system
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Remotely calibratable instrument system
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Multiple set point condition monitoring systems
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Continuous condition sensing system
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