US PATENT SUBCLASS 182 / 64.1
.~ Ladder pivotably mounted on transpositioning base (e.g., on vehicle)

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

63.1  DF  HAVING TRANSPOSITIONING BASE AND ERECTING MEANS {4}
64.1.~ Ladder pivotably mounted on transpositioning base (e.g., on vehicle) {2}
65.1  DF  .~.~> About vertical axis {3}
68.1  DF  .~.~> Extension ladder pivotally mounted to be erected about a horizontal axis {3}

DEFINITION

Classification: 182/64.1

Ladder pivotably mounted on transpositioning base (e.g., on vehicle):

(under subclass 63.1) Device comprising a ladder mounted to turn about an axis on the mobile base for swinging movement in a vertical or horizontal plane.