US PATENT SUBCLASS 108 / 95
.~.~.~ Vertically adjustable

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

59  DF  PLURAL RELATED HORIZONTAL SURFACES {11}
92  DF  .~ Terraced {6}
94  DF  .~.~ Rotatable {1}
95.~.~.~ Vertically adjustable

DEFINITION

Classification: 108/95

(under subclass 94) Device wherein at least one of the surfaces may be selectively positioned upwardly or downwardly.