Liquid crystal device

Buckles – buttons – clasps – etc.

Patent

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Details

58 50R, 240 1EL, 240 643, G02F 101, G04B 1930

Patent

active

040110010

ABSTRACT:
A liquid crystal device comprises a liquid crystal element disposed in a cavity formed between a pair of transparent base plates which have a circular shape. One or more cut-out or recess portions are formed at the side edge of said base plates, and a light source is mounted within the recess portion whereby the display face of said liquid crystal device is illuminated by said light source.

REFERENCES:
patent: 3712047 (1973-01-01), Girard
patent: 3840695 (1974-10-01), Fischer
patent: 3864905 (1975-02-01), Richardson

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