US PATENT SUBCLASS 297 / 284.5
.~.~ Portable with seat attacher

Current as of: June, 1999
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297 /   HD   CHAIRS AND SEATS

284.1  DF  BOTTOM OR BACK WITH MEANS TO ALTER CONTOUR {5}
284.4  DF  .~ Providing support for lower back (i.e., lumbar) region {4}
284.5.~.~ Portable with seat attacher

DEFINITION

Classification: 297/284.5

Portable with seat attacher:

(under subclass 284.4) Device in which the lumbar support includes means for detachably connecting it to a seat so as to be movable from association with one seat to association

with another seat.