US PATENT SUBCLASS 40 / 467
.~.~.~ Web advancing means in combination with sensing or selector means

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

446  DF  CHANGING EXHIBITOR {25}
463  DF  .~ With electric circuit control {5}
466  DF  .~.~ Electromotor operated {1}
467.~.~.~ Web advancing means in combination with sensing or selector means

DEFINITION

Classification: 40/467

Web advancing means in combination with sensing or selector means:

(under subclass 466) Exhibitor provided with means to advance an exhibiting web to any one of a plurality of exhibiting positions and (1) means to sense that a predetermined position has been reached, or (2) means to select one of the plurality of exhibiting positions.