4. Measuring and testing
  5. Volume or rate of flow
  6. By measuring vibrations or acoustic energy

Robert De Vanssay

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Method of measuring the propagation time of a sound signal...

Data processing: measuring – calibrating – or testing – Measurement system in a specific environment – Mechanical measurement system
Reexamination Certificate

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Ultrasound apparatus for measuring the flow speed of a fluid

Measuring and testing – Volume or rate of flow – By measuring vibrations or acoustic energy
Patent

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Profile ID: LFUS-PAI-P-723848

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