4. Recording, communication, or information retrieval equipment
  5. Computer, data processor equipment
  6. Pocket type

Tsung Jen Chuang

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Foldable keyboard

Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Reexamination Certificate

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Personal digital assistant

Recording – communication – or information retrieval equipment – Computer – data processor equipment – Pocket type
Design Patent

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Profile ID: LFUS-PAI-P-2610627

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