| http://www.w3.org/ns/prov#value | - The apparatus of the present invention can be used to form an attachment to a wall, panel, beam, plate, slab or other structure by inserting the body through an opening in the selected structure when the locking members are retracted and then moving the locking members to an extended position so that they can form an attachment to the selected structure at one end portion of the opening (see FIGS.
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