4. Electrical audio signal processing systems and devices
  5. Electro-acoustic audio transducer
  6. Mounting or support feature of housed loudspeaker

Ping-Yu Lee

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Loudspeaker set with elastic adapter

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Mounting or support feature of housed loudspeaker
Reexamination Certificate

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Pair of earphones

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-2893945

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