4. Acoustics
  5. Anatomic or prosthetic relation
  6. Ear and mouth

Edward M. Long

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Method and apparatus for operating a loudspeaker below resonant

Electrical audio signal processing systems and devices – Including frequency control
Patent

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Pressure recording process and device

Acoustics – Anatomic or prosthetic relation – Ear and mouth
Patent

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Profile ID: LFUS-PAI-P-363120

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