US PATENT SUBCLASS 182 / 62.5
WITH EXTENSIBLE VERTICAL AND NONVERTICAL SECTIONS
Current as of:
June, 1999
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182 /
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FIRE ESCAPE, LADDER, OR SCAFFOLD
62.5
WITH EXTENSIBLE VERTICAL AND NONVERTICAL SECTIONS
DEFINITION
Classification: 182/62.5
(under the class definition) Structure having means to extend a substructure for a platform in a vertical direction and means mounted for movement outwardly of the platform, e.g., forming a bridge or cantilevered ladder.
