4. Illumination
  5. Door knob or keyhole illuminator

Yoshikatsu Tamaoki

Inventor

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Color display device

Computer graphics processing and selective visual display system – Plural physical display element control system – Display elements arranged in matrix
Reexamination Certificate

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Holder with semiconductor lighting device

Illumination – Door knob or keyhole illuminator
Patent

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Holder with semiconductor lighting device

Illumination – Door knob or keyhole illuminator
Patent

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Profile ID: LFUS-PAI-P-1048610

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