US PATENT SUBCLASS 182 / 168
.~ Coplanar extension with prop pivoted to lower section

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

165  DF  LADDER WITH PIVOTED PROP {9}
168.~ Coplanar extension with prop pivoted to lower section

DEFINITION

Classification: 182/168

(under subclass 165) Device including coplanar extension sections with the prop pivoted to the lower section.