US PATENT SUBCLASS 16 / 197
.~ Spring

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

Internet Version by PATENTEC © 1999      Terms of Use


16 /   HD   MISCELLANEOUS HARDWARE

193  DF  SASH BALANCES {4}
197.~ Spring {4}
198  DF  .~.~> Drum and cord
199  DF  .~.~> Friction roller
200  DF  .~.~> Lever
201  DF  .~.~> Rack and pinion

DEFINITION

Classification: 16/197

(under subclass 193) Devices having springs or the like for holding the sashes in balanced or adjusted position and not otherwise classified.