US PATENT SUBCLASS 40 / 451
.~.~.~ Illuminated

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

446  DF  CHANGING EXHIBITOR {25}
447  DF  .~ Alphanumeric (monogram) device {4}
450  DF  .~.~ Bar segment, e.g., figure eight {1}
451.~.~.~ Illuminated

DEFINITION

Classification: 40/451

Illuminated:

(under subclass 450) Exhibitor wherein the elements are activated by the energization thereof.

SEE OR SEARCH THIS CLASS, SUBCLASS:

546+, for edge illumination of elements.

550+, for lamps arranged to form letters or numbers wherein the message displayed can be varied only by manual disconnection of certain lamps (elements).

SEE OR SEARCH CLASS

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

41+, and 44+ for similar light-emitting devices wherein specific details of the selective electrical control are claimed.

362, Illumination, 253, for a changing exhibitor "combined" with an illuminating means and not provided for in Class 40, subclasses 446-537 or

otherwise specifically provided for in Class 362.