US PATENT SUBCLASS 297 / 452.4
.~ Having a laterally adjustable dimension

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


297 /   HD   CHAIRS AND SEATS

452.1  DF  BOTTOM OR BACK {12}
452.4.~ Having a laterally adjustable dimension

DEFINITION

Classification: 297/452.4

Having a laterally adjustable dimension:

(under subclass 452.1) Device wherein the bottom or back includes a means for permitting the bottom or back to expand or contract in lateral directions.

SEE OR SEARCH THIS CLASS, SUBCLASS:

233+, for plural related seats which may shift laterally to effect the number of seats available for use.