4. Illumination
  5. Illuminated scale or dial
  6. Telephone dial

Tsutomu Aisaka

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Light guide sheet, movable contact structure using the light...

Illumination – Illuminated scale or dial – Telephone dial
Reexamination Certificate

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Light-guide sheet, movable contact unit and switch using the...

Electricity: circuit makers and breakers – Electric switch details – Indicators
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2160524

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