US PATENT SUBCLASS 182 / 93
.~ Ladder

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

82  DF  WALL- OR FLOOR-ATTACHED {7}
93.~ Ladder {4}
94  DF  .~.~> Wall penetrating operating means
95  DF  .~.~> Folding, rigid components {1}
97  DF  .~.~> Pivoted {1}
99  DF  .~.~> With portion overhanging roof

DEFINITION

Classification: 182/93

(under subclass 82) Device comprising a ladder structure secured to a wall of a building, car, or other similar supporting structure.