4. Medical and laboratory equipment
  5. Equipment for diagnosis, analysis, or treatment
  6. Auricular

Paul Portmann

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Clip for hearing aid

Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Auricular
Design Patent

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Electromechanical switch

Electricity: circuit makers and breakers – Electric switch details – Cases and bases
Reexamination Certificate

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Hearing aid

Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Auricular
Design Patent

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Profile ID: LFUS-PAI-P-2179394

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