US PATENT SUBCLASS 182 / 178.4
.~.~ Overlapping sections

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

178.1  DF  STACKABLE {2}
178.2  DF  .~ Ladder section {2}
178.4.~.~ Overlapping sections

DEFINITION

Classification: 182/178.4

Overlapping sections:

(under subclass 178.2) Device wherein the adjacent ladder sections are coupled together in longitudinally overlapping relation.