US PATENT SUBCLASS 160 / 278
.~.~.~.~ With release mechanism

Current as of: June, 1999
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160 /   HD   FLEXIBLE OR PORTABLE CLOSURE, PARTITION, OR PANEL

238  DF  ROLL TYPE {12}
266  DF  .~ With guides or fabric edge holders {3}
274  DF  .~.~ Stick guided only {4}
277  DF  .~.~.~ Guides of bar or strand form {2}
278.~.~.~.~ With release mechanism

DEFINITION

Classification: 160/278

(under subclass 277) Roll type devices in which there is provided some nonpositive holding means and in addition, means for operating the holding means to release it.