4. Measuring and testing
  5. Liquid level or depth gauge

John R. Bower

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Multi-stage barrel type centrifugal pump with resilient compensa

Rotary kinetic fluid motors or pumps – Including thermal expansion joint – Resilient
Patent

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Sonic apparatus and method for detecting the presence of a gaseo

Measuring and testing – Gas analysis – By vibration
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Ultrasonic method and apparatus for determining water level in a

Measuring and testing – Liquid level or depth gauge
Patent

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Profile ID: LFUS-PAI-P-1678621

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