US PATENT SUBCLASS 182 / 211
.~.~.~.~ Spring-biased latch

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

194  DF  LADDER {10}
207  DF  .~ Extension {2}
209  DF  .~.~ With latch {2}
210  DF  .~.~.~ Section movement actuated {1}
211.~.~.~.~ Spring-biased latch

DEFINITION

Classification: 182/211

(under subclass 210) Device wherein the latch is spring biased.