4. Measuring and testing
  5. Vibration
  6. By mechanical waves

Samuel Harsch

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Hearing device and method for supplying audio signals to a...

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Plural or compound reproducers
Reexamination Certificate

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Method for in-situ measuring of acoustic attenuation and...

Measuring and testing – Vibration – By mechanical waves
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Profile ID: LFUS-PAI-P-3187921

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