US PATENT SUBCLASS 160 / 215
.~.~ Removable unit

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

130  DF  PLURAL STRIP, SLAT, OR PANEL TYPE {11}
181  DF  .~ With mounting or supporting means {12}
215.~.~ Removable unit {2}
216  DF  .~.~.~> Strip, slat, or panel slidably interconnected
217  DF  .~.~.~> Pivotal interconnection necessary to removal and insertion

DEFINITION

Classification: 160/215

(under subclass 181) Devices in which the unit has structure providing for inserting into or over and removing from an opening in the mounting or supporting means but has no other connection for motion relative thereto.