| http://www.w3.org/ns/prov#value | - clamping means associated with said ski plate for releasably engaging the upstanding portion of said heel plate, said clamping means comprising a pair of arms respectively pivotally mounted proximate the upwardly tapered edges of said ski plate member so that the pivotal axes of said arms are respectively parallel to the associated edge, each arm including a forwardly extending portion which term
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