US PATENT SUBCLASS 40 / 444
.~.~ Colored lights

Current as of: June, 1999
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40 /   HD   CARD, PICTURE, OR SIGN EXHIBITING

427  DF  DISPLAY WITH SPECIAL EFFECTS {5}
442  DF  .~ Selective or intermittent illumination {2}
444.~.~ Colored lights

DEFINITION

Classification: 40/444

Colored lights:

(under subclass 442) Display device wherein different images are presented when light of varying color is used to illuminate the display.

SEE OR SEARCH THIS CLASS, SUBCLASS:

581, for colored lights used in conjunction with a sign.