US PATENT SUBCLASS 297 / 344.1
.~ Bottom and back movable as a unit

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

311  DF  MOVABLE BOTTOM {5}
344.1.~ Bottom and back movable as a unit {3}
344.11  DF  .~.~> Mounted for horizontal oscillating movement
344.12  DF  .~.~> Vertically adjustable {4}
344.21  DF  .~.~> About vertical axis; i.e., rotates {4}

DEFINITION

Classification: 297/344.1

Bottom and back movable as a unit:

(under subclass 311) Device provided with a back associated with the bottom and movable as a unit with the bottom relative to the base member.

SEE OR SEARCH THIS CLASS, SUBCLASS:

325+, for a bottom and back tiltable as a unit.

SEE OR SEARCH CLASS

248, Supports,

157+, for a support surface which moves vertically, and subclasses 424+ for a support surface which moves horizontally.