US PATENT SUBCLASS 160 / 270
.~.~.~ Slot or channel type

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}
268.1  DF  .~.~ Fabric side edge {2}
270.~.~.~ Slot or channel type {1}
271  DF  .~.~.~.~> Fabric receiving {2}

DEFINITION

Classification: 160/270

(under subclass 268.1) Roll type devices in which the guide is in the form of a slot or channel substantially coextensive with the maximum travel of the fabric.