US PATENT SUBCLASS 182 / 214
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Current as of: June, 1999
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182 /   HD   FIRE ESCAPE, LADDER, OR SCAFFOLD

194  DF  LADDER {10}
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DEFINITION

Classification: 182/214

(under subclass 194) Device including means to support the ladder away from the surface against which it leans or rests.

SEE OR SEARCH THIS CLASS, SUBCLASS:

197+, for a flexible ladder having a spacer.

229, for a spacer of more general utility.