US PATENT SUBCLASS 182 / 37
.~ With occupant elevating or lowering means

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

36  DF  TRAVERSING, TRACK-MOUNTED {3}
37.~ With occupant elevating or lowering means

DEFINITION

Classification: 182/37

(under subclass 36) Device provided with means for elevating or lowering the person occupying the device.

SEE OR SEARCH THIS CLASS, SUBCLASS:

141+, for a platform having elevating or lowering means.

150, for a suspended platform.