4. Acoustics
  5. Diaphragm and enclosure
  6. Recessed

Gary T. Draffen

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Dual-chamber multi-channel speaker for surround sound stereo aud

Electrical audio signal processing systems and devices – Binaural and stereophonic – Hearing aid
Patent

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Speaker with tweeter assembly mounted to the interior of the win

Electrical audio signal processing systems and devices – Vehicle
Patent

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Structure wall mounted speaker assembly

Acoustics – Diaphragm and enclosure – Recessed
Patent

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Profile ID: LFUS-PAI-P-232665

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