(under subclass 10) Apparatus wherein the means is designed to reorient or reposition a unit of material having a flat surface and which, when secured in place, will form a part or all of the wall or ceiling portion of a building.
(1) Note. Apparatus to move and support a door in place while being hung is not included in this definition, but is found above in subclass 10.
SEE OR SEARCH CLASS
254, Implements or Apparatus for Applying Pushing or Pulling Force, appropriate subclasses for lifting apparatus, per se.