US PATENT SUBCLASS 182 / 146
.~.~.~ Platform holding detent coacts with support

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

141  DF  PLATFORM WITH ELEVATING OR LOWERING MEANS {3}
142  DF  .~ Suspended {3}
145  DF  .~.~ Separate (i.e., nonwork) support for suspension means {1}
146.~.~.~ Platform holding detent coacts with support

DEFINITION

Classification: 182/146

(under subclass 145) Device including detent means on the platform coacting with a support member to hold the platform fixed with respect to the separate support.