US PATENT SUBCLASS 160 / 217
.~.~.~ Pivotal interconnection necessary to removal and insertion

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  DF  .~.~ Removable unit {2}
217.~.~.~ Pivotal interconnection necessary to removal and insertion

DEFINITION

Classification: 160/217

(under subclass 215) Devices in which the strips, slats or panels are pivotally interconnected, and relative pivotal motion between two or more of the strips, slats or panels is necessary for the operation of removal and/or insertion.