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

Derek R. Allen

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Angularly related dual stethoscope head

Acoustics – Anatomic or prosthetic relation – Ear and mouth
Patent

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Disposable stethoscope

Acoustics – Anatomic or prosthetic relation – Ear and mouth
Patent

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Disposable stethoscope

Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Hand manipulated tool or instrument
Patent

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Dual acoustical passage stethoscope

Acoustics – Anatomic or prosthetic relation – Ear and mouth
Patent

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Dual stethoscope microphone

Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Orthopedic or chiropractic
Patent

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Profile ID: LFUS-PAI-P-38457

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