US PATENT SUBCLASS 160 / 245
.~.~.~ Spring roller

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

Internet Version by PATENTEC © 1999      Terms of Use


160 /   HD   FLEXIBLE OR PORTABLE CLOSURE, PARTITION, OR PANEL

238  DF  ROLL TYPE {12}
242  DF  .~ Shiftable position roll {2}
243  DF  .~.~ Roll translated for winding or unwinding operation only {2}
245.~.~.~ Spring roller

DEFINITION

Classification: 160/245

(under subclass 243) Roll type devices in which there is a spring operated roller.