US PATENT SUBCLASS 182 / 223
.~ Relatively movable sections

Current as of: June, 1999
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182 /   HD   FIRE ESCAPE, LADDER, OR SCAFFOLD

222  DF  PLATFORM {1}
223.~ Relatively movable sections

DEFINITION

Classification: 182/223

(under subclass 222) Device formed of sections with means to detachably connect them or permit relative movement.

SEE OR SEARCH THIS CLASS, SUBCLASS:

56, for a detachable window seat having an extensible platform.

131, for plural platforms, relatively movable.