| http://www.w3.org/ns/prov#value | - FIGS. 1 and 2A-2C show rack 30 as a wire, rectangular upper-frame 32 connected to a wire, rectangular, lower-frame 36 of essentially similar dimensions by connecting struts 34, which attach rigidly through welding or other means to the corners of upper frame 32 and lower frame 36 to create a stable rack.
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