4. Telephonic communications
  5. Terminal
  6. Having loudspeaking conversation capability

Kevin D. Willis

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Compact loudspeaker assembly

Telephonic communications – Terminal – Having loudspeaking conversation capability
Patent

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Directional microphone system

Electrical audio signal processing systems and devices – Directive circuits for microphones
Patent

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Long-time balancing of omni microphones

Electrical audio signal processing systems and devices – Directive circuits for microphones
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Profile ID: LFUS-PAI-P-175330

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