US PATENT SUBCLASS 181 / 287
.~.~ Movable/foldable panels

Current as of: June, 1999
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181 /   HD   ACOUSTICS

175  DF  SOUND-MODIFYING MEANS {12}
284  DF  .~ Sound absorbing panels {8}
287.~.~ Movable/foldable panels

DEFINITION

Classification: 181/287

Movable/foldable panels:

(under subclass 284) Subject matter specifically designed to be flexible, hinged, or portable.

(1) Note. Subject matter of this subclass type includes, for example, curtain or drape-like products.

SEE OR SEARCH CLASS

49, Movable or Removable Closures, appropriate subclass for such devices.

160, Flexible or Portable Closure, Partition, or Panel, appropriate subclass for such devices.