US PATENT SUBCLASS 211 / 166
.~ Vertically adjustable

Current as of: June, 1999
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211 /   HD   SUPPORTS: RACKS

163  DF  ROTATABLE {4}
166.~ Vertically adjustable

DEFINITION

Classification: 211/166

(under subclass 163) Devices in which the article-supporting element is vertically-adjustable.