US PATENT SUBCLASS 182 / 91
.~.~ Pivoted

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

82  DF  WALL- OR FLOOR-ATTACHED {7}
90  DF  .~ Independent rung or step {2}
91.~.~ Pivoted

DEFINITION

Classification: 182/91

(under subclass 90) Device which is pivotally mounted.

SEE OR SEARCH CLASS

105, Railway Rolling Stock,

443+, for a permanent step pivotally secured to a railway vehicle.

280, Land Vehicles,

166, for a step-requiring vehicle modification mounted on a land vehicle with means permitting the step to be moved into various positions.