US PATENT SUBCLASS 182 / 197
.~.~ With spacer

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

194  DF  LADDER {10}
196  DF  .~ Flexible {2}
197.~.~ With spacer {1}
198  DF  .~.~.~> Rung-attached

DEFINITION

Classification: 182/197

(under subclass 196) Device provided with a spacer, usually to space the stiles from a building wall.