US PATENT SUBCLASS 40 / 488
.~.~ Sliding

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

446  DF  CHANGING EXHIBITOR {25}
486  DF  .~ Inscription cover {2}
488.~.~ Sliding

DEFINITION

Classification: 40/488

Sliding:

(under subclass 486) Device comprising a sliding shutter by means for which one or more of the characters or inscriptions may be obscured from view and only such as are to be observed are exposed.

SEE OR SEARCH CLASS

116, Signals and Indicators,

200+, for indicating signals.