4. Recording, communication, or information retrieval equipment
  5. Video or audio transmission, recording or playback equipment
  6. Element or attachment

Leonard A. Davi

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Antenna

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

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Collapsible folded dipole antenna

Communications: radio wave antennas – Antennas – Balanced doublet - centerfed
Reexamination Certificate

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Dual LNB/antenna multi-switch with DC path for the...

Communications: radio wave antennas – Antennas – Switching between antennas and lines
Reexamination Certificate

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Speaker cover

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having acoustic wave modifying structure
Reexamination Certificate

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Profile ID: LFUS-PAI-P-785587

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