US PATENT SUBCLASS 182 / 71
.~ Occupant weight-actuated descent device

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

70  DF  WITH STORAGE DEVICE FOR SUPPLE ESCAPE {4}
71.~ Occupant weight-actuated descent device

DEFINITION

Classification: 182/71

(under subclass 70) Device comprising an escape in which the device descends under the influence of the weight of an occupant.