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

Luis F. Esparza

Inventor

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Curved line array loudspeaker

Electrical audio signal processing systems and devices – Having non-electrical feature – And loudspeaker
Reexamination Certificate

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Loudspeaker array

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Design Patent

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Loudspeaker array

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Design Patent

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Loudspeaker array

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

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Loudspeaker array

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-2397365

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