US PATENT SUBCLASS 108 / 19
.~.~ Alternately usable legs

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

11  DF  CONVERTIBLE {7}
18  DF  .~ Support becomes inoperative {1}
19.~.~ Alternately usable legs

DEFINITION

Classification: 108/19

(under subclass 18) Device in which the support comprises at least two sets of legs of different lengths, one set being in an inoperative position when the other set is in an operative position, and wherein the sets of legs support the surface at different elevations above a reference plane.