173,978. Ray, R. A., and Tetley, T. H. Wand-. Jan. 19, 1921. Hurdles.-A hurdle for athletics is provided with a balanced cross-bar b, adapted to give if struck by the hurdler, and adjustable in height by means of pins d inserted through holes in the uprights c. The cross-bar is balanced by weights a carried by the side members of the frame.
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