04310871 is referenced by 16 patents and cites 3 patents.

An illuminating device for an instrument of a vehicle or the like using a light guiding member for introducing outside light during the day time to illuminate the dial of the instrument clearly at a brightness matching with that of the scenery. An internal light source is provided to illuminate the same dial in a dark place.

Title
Illuminating device for instrument
Application Number
6/90474
Publication Number
4310871
Application Date
November 1, 1979
Publication Date
January 12, 1982
Inventor
Masahiro Adachi
Yokosuka
JP
Agent
Lane Aitken Kice & Kananen
Assignee
Nissan Motor
JP
IPC
G01D 11/28
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