US PATENT SUBCLASS 182 / 43
.~ Top and bottom support

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

42  DF  ENDLESS CONVEYER ESCAPE {1}
43.~ Top and bottom support {1}
44  DF  .~.~> With pivoted or folding attached carrier

DEFINITION

Classification: 182/43

(under subclass 42) Device in which the conveyor is provided with upper and lower supports in its endless path of travel.