US PATENT SUBCLASS 182 / 56
.~ Extensible platform

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


182 /   HD   FIRE ESCAPE, LADDER, OR SCAFFOLD

53  DF  DETACHABLE WINDOW SEAT TYPE {4}
56.~ Extensible platform

DEFINITION

Classification: 182/56

(under subclass 53) Device wherein the platform is extensible.

SEE OR SEARCH THIS CLASS, SUBCLASS:

223, for a platform comprising relatively movable sections.