{HEAD ~ The apparatus} of {TAIL ~ the invention} includes a framework which in the embodiment of FIGS 1 and 2, is constructed of elongated, rigid rods of metal or plastic, including base members 10, upright members 12 and transverse members 14 
{ HEAD ~ The apparatus } of { TAIL ~ the invention } includes a framework which in the embodiment of FIGS 1 and 2 , is constructed of elongated , rigid rods of metal or plastic , including base members 10 , upright members 12 and transverse members 14
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