| http://www.w3.org/ns/prov#value | - FIGS. 1a and 1b illustrate the structure of a lock device having a gear extending parallel to the axis, in which FIG. 1a is a side view as viewed along the line 1a--1a of FIG. 1b, and FIG. 1b illustrates, in a plan view, the lock device as viewed along the section line 1b--1b of FIG. 1a;
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