| http://www.w3.org/ns/prov#value | - FIG. 13A is a plan view of a toothed base-plate 199 according to an embodiment of the present invention, and FIG. 13B is a side view of the base plate of FIG. 13A. As previously described, footpads 79 of FIG. 12 each have a toothed base-plate 199 installed on the bottom surfaces of associated footpad assemblies 79 (FIG. 12).
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