US PATENT SUBCLASS 182 / 33.3
.~.~.~ Steps on chair back

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

20  DF  CONVERTIBLE {2}
21  DF  .~ Ladder {5}
33  DF  .~.~ Chair or stool {3}
33.3.~.~.~ Steps on chair back {1}
33.4  DF  .~.~.~.~> Fixed steps

DEFINITION

Classification: 182/33.3

(under subclass 33) Device wherein the ladder rungs are mounted within or upon the back of the seating device, i.e., the back comprises the stiles or the stiles are mounted on the back.