US PATENT SUBCLASS 160 / 375
.~.~ Shiftable edge bar section only

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

371  DF  FRAMED TYPE {6}
372  DF  .~ Adjustable frame size {3}
375.~.~ Shiftable edge bar section only {1}
376  DF  .~.~.~> With spring thrust

DEFINITION

Classification: 160/375

(under subclass 372) Framed type devices in which an edge bar of the frame has a portion shiftable to change the frame size.

SEE OR SEARCH THIS CLASS, SUBCLASS:

130+, especially subclasses 222+ for rigid closures with shiftable side bars which have been considered plural strip, slat or panel devices.