US PATENT SUBCLASS 340 / 815.65
.~ Multiple colors

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

815.4  DF  VISUAL INDICATION {18}
815.65.~ Multiple colors {1}
815.66  DF  .~.~> By light signal {2}

DEFINITION

Classification: 340/815.65

Multiple colors:

(under subclass 815.4) Subject matter which produces the visually perceptible indication in at least two different colors.

SEE OR SEARCH CLASS

345, Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems,

150+, for selectable color attributes display systems having selective electrical control.