US PATENT SUBCLASS 160 / 117
.~.~ Mounted on opposite sides of single opening

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}
113  DF  .~ Plural strip, slat, or panel assemblies {4}
117.~.~ Mounted on opposite sides of single opening {1}
118  DF  .~.~.~> Track guided

DEFINITION

Classification: 160/117

(under subclass 113) Devices wherein the units are mounted on the opposite sides of a single opening, these units usually being extensible toward one another for the purpose of closing the opening.