US PATENT SUBCLASS 40 / 500
.~.~.~ Sequential exposure of display item

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

446  DF  CHANGING EXHIBITOR {25}
493  DF  .~ Rotatable carrier for display item {7}
497  DF  .~.~ Hinged display item {3}
500.~.~.~ Sequential exposure of display item

DEFINITION

Classification: 40/500

Sequential exposure of display item:

(under subclass 497) Device which includes means to successively expose one or more display items to be viewed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

497, for a similar device requiring manual manipulation of the display items for viewing.