US PATENT SUBCLASS 182 / 204
.~.~.~ Increment adjustment

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

194  DF  LADDER {10}
200  DF  .~ Supporting surface compensating means {1}
201  DF  .~.~ Stile extension {3}
204.~.~.~ Increment adjustment {1}
205  DF  .~.~.~.~> Ratchet type

DEFINITION

Classification: 182/204

(under subclass 201) Device wherein the adjusting means comprises stepped adjustment means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

166, for extension units employing similar step-adjustment means.