US PATENT SUBCLASS 40 / 511
.~.~.~ Having continuous cycle of item or item support

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

446  DF  CHANGING EXHIBITOR {25}
508  DF  .~ Shiftable display item or item support {2}
509  DF  .~.~ Including shift mechanism {2}
511.~.~.~ Having continuous cycle of item or item support {1}
512  DF  .~.~.~.~> Endless carrier type

DEFINITION

Classification: 40/511

Having continuous cycle of item or item support:

(under subclass 509) Device including means which may be actuated without interruption to repeatedly and sequentially expose the items.