US PATENT SUBCLASS 297 / 452.57
.~.~.~ Encapsulated panel

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

452.1  DF  BOTTOM OR BACK {12}
452.48  DF  .~ Cushioned {3}
452.55  DF  .~.~ Including a support panel (e.g., pan-type seat, etc.) {2}
452.57.~.~.~ Encapsulated panel

DEFINITION

Classification: 297/452.57

Encapsulated panel:

(under subclass 452.55) Device in which the support panel is embedded internally in the cushioning material of the bottom or back.