US PATENT SUBCLASS 108 / 177
.~.~.~ With caster

Current as of: June, 1999
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108 /   HD   HORIZONTALLY SUPPORTED PLANAR SURFACES

59  DF  PLURAL RELATED HORIZONTAL SURFACES {11}
162  DF  .~ Foldable component {6}
176  DF  .~.~ Support structure includes leg {1}
177.~.~.~ With caster {1}
178  DF  .~.~.~.~> Pairs of legs pivotally connected at their top ends and diverging downwardly

DEFINITION

Classification: 108/177

With caster:

(under subclass 176) Subject matter in which the leg is combined with a rolling member mounted for movably supporting the structure.