4. Recording, communication, or information retrieval equipment
  5. Video or audio transmission, recording or playback equipment
  6. Speaker or housing therefor

Dean M. Rivera

Inventor

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Dual-tweeter loudspeaker

Electrical audio signal processing systems and devices – Binaural and stereophonic
Reexamination Certificate

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Folding speaker bracket

Supports – Brackets – Specially mounted or attached
Reexamination Certificate

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Two-channel stereo speaker

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Speaker or housing therefor
Design Patent

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Profile ID: LFUS-PAI-P-2668039

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