US PATENT SUBCLASS 40 / 427
DISPLAY WITH SPECIAL EFFECTS

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

427DISPLAY WITH SPECIAL EFFECTS {5}
428  DF  .~> Simulated fireplace
429  DF  .~> Electromotor operated {2}
439  DF  .~> Fluid operated {1}
442  DF  .~> Selective or intermittent illumination {2}
445  DF  .~> Movable card

DEFINITION

Classification: 40/427

DISPLAY WITH SPECIAL EFFECTS:

(under the class definition) Device for attracting the attention of an observer by the creation of an illusionary effect of motion or by the creation of a psychedelic effect.

SEE OR SEARCH THIS CLASS, SUBCLASS:

453+, for changing exhibitors which change as a result of relative movement of the observer and the display.

SEE OR SEARCH CLASS

362, Illumination,

253, for "combined" display and illumination means.

472, Amusement Devices, particularly

57+, for an amusement type illusion or stage device appropriate therefor.