4. Electrical audio signal processing systems and devices
  5. Hearing aids, electrical
  6. Specified casing or housing

Scott A Crawford

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In the ear auxiliary microphone for behind the ear hearing...

Electrical audio signal processing systems and devices – Hearing aids – electrical – Specified casing or housing
Reexamination Certificate

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Quick connect earhook system for BTE devices

Surgery: light – thermal – and electrical application – Light – thermal – and electrical application – Electrical therapeutic systems
Reexamination Certificate

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Shell for external components of hearing aid systems

Surgery: light – thermal – and electrical application – Light – thermal – and electrical application – Electrical therapeutic systems
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2946407

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