US PATENT SUBCLASS 52 / 476
.~.~ With releasable frame section retaining facer

Current as of: June, 1999
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52 /   HD   STATIC STRUCTURES (E.G., BUILDINGS)

474  DF  FACER HELD BY STIFFENER-TYPE FRAME {11}
475.1  DF  .~ Self-supporting section (e.g., facing) attached to nonload bearing framing {2}
476.~.~ With releasable frame section retaining facer

DEFINITION

Classification: 52/476

(under subclass 475) Structure in which at least one of the elongated components of the frame is held by defined means which allows it to be readily removed so that a panel, usually a broken pane, can be removed or replaced.

SEE OR SEARCH THIS CLASS, SUBCLASS:

489, for a construction defining only a single frame member having a separable retainer for a panel or pane.