US PATENT SUBCLASS 52 / 348
.~ Intersecting or crossing members forming backer frame

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

344  DF  SETTABLE MATERIAL RECEIVING BACKER FIXED TO FURRING, JOIST, OR STUD {11}
348.~ Intersecting or crossing members forming backer frame {2}
349  DF  .~.~> Terminal engaging flange or flanged member
350  DF  .~.~> Member supported by flange of crossing member

DEFINITION

Classification: 52/348

(under subclass 344) Structure having at least two spaced elongated rigid members arranged in an intersecting or crossing relationship to two other such spaced members thus defining a supporting framework for a backer parallel thereto.

SEE OR SEARCH THIS CLASS, SUBCLASS:

762+, for a facer lateral of a pre-positioned polygonal frame.