US PATENT SUBCLASS 160 / 161
.~.~ Unit structures

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}
136  DF  .~ Parallelogram type {6}
161.~.~ Unit structures {1}
162  DF  .~.~.~> With additional set of plural strips, slats or panels {3}

DEFINITION

Classification: 160/161

(under subclass 136) Parallelogram structures wherein no structure of the operator or mounting means is claimed.