| http://www.w3.org/ns/prov#value | - To the attainment of the aforesaid objects and ends, the invention still further, resides in the novel details of construction,combination and arrangement of parts, all of which will be first fully described in the following detailed description, then be particularly pointed out in the appended claims, reference being had to the accompanying drawing, in which: Figure 1 is an elevation of a two-par
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