US PATENT SUBCLASS 349 / 68
.~.~ With plural diverse light sources (e.g., for day and night)

Current as of: June, 1999
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349 /   HD   LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS

56  DF  PARTICULAR STRUCTURE {7}
61  DF  .~ Particular illumination {4}
68.~.~ With plural diverse light sources (e.g., for day and night)

DEFINITION

Classification: 349/68

With plural diverse light sources (e.g., for day and night):

(under subclass 61) Subject matter wherein two or more different types of lights are used to illuminate the liquid crystal device.

(1) Note. Included here are differently colored light sources.