US PATENT SUBCLASS 182 / 189
SINGLE STILE, STRAND OR POLE

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

189SINGLE STILE, STRAND OR POLE {1}
190  DF  .~> Flexible {1}

DEFINITION

Classification: 182/189

(under the class definition) Device comprising a single strand or single rod-like means which serves as a ladder stile or a slide-pole escape.

SEE OR SEARCH THIS CLASS, SUBCLASS:

5+, for a safety girdle combined with a single pole or strand escape.

42+, for an endless conveyor type escape.

90, for a structurally installed independent rung or step.

100, for a structurally installed single pole or strand. 133+, for support means gripping a substantially vertical pole or strand.