| http://www.w3.org/ns/prov#value | - portion including a handle bar pivotally coupled to a casing, a C-shaped movable member, and a third spring disposed to urge said movable member away from said casing; said elevation controlling and adjusting members coupled to said longitudinal arm members and said gripping arm members to facilitate upward and downward movement of said gripping arm members in an elevation direction of said longit
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