US PATENT SUBCLASS 160 / 111
.~.~.~.~ Vertically slidable

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

87  DF  PLURAL AND/OR WITH RIGID CLOSURE {5}
89  DF  .~ Diverse types {2}
108  DF  .~.~ Roll and hanging or drape type only {2}
109  DF  .~.~.~ Shiftable position {2}
111.~.~.~.~ Vertically slidable

DEFINITION

Classification: 160/111

(under subclass 109) Diverse devices in which a unit is slidable in a vertical direction only.