US PATENT SUBCLASS 33 / 404
.~ Wall guide and plumb (e.g., building construction)

Current as of: June, 1999
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33 /   HD   GEOMETRICAL INSTRUMENTS

403  DF  STRAIGHTEDGE TYPE {16}
404.~ Wall guide and plumb (e.g., building construction) {3}
405  DF  .~.~> Batter board type
406  DF  .~.~> Adjustable vertically
407  DF  .~.~> Building is the vertical support {1}

DEFINITION

Classification: 33/404

Wall guide and plumb (e.g., building construction):

(under subclass 403) Subject matter wherein the device, as disclosed, is to be used in the construction of buildings, especially where the upright portion of the building may form an outside wall or inner partition.