| http://www.w3.org/ns/prov#value | - ting a plurality of tools in operative relation to the blade root portion, said tools including a, pair of tools closely spaced apart in a direction substantially at right angles to the longitudinal axis of the blade, means for projecting a plurality of longitudinally spaced cross-sectional contours of the operative blade portion, means for moving said blade supporting means translationally in two
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