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

Fei Xiang

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

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Method, apparatus and system for implementing IuUP/NbUP...

Multiplex communications – Diagnostic testing – Determination of communication parameters
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2169116

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