发明名称 Jai alai apparatus
摘要 An article in the form of an open framework defining an oblong scoop for throwing, catching and cradling projectiles. The framework of the scoop includes a rim and projectile guide tracks located along the back of the interior of the scoop. The tracks and a top portion of the front face of the rim where the tracks terminate have an uneven surface to enable a user of the article to impart a spin to projectiles.
申请公布号 US4045026(A) 申请公布日期 1977.08.30
申请号 US19750622238 申请日期 1975.10.14
申请人 WHAM-O MFG. CO. 发明人 GILLESPIE, RICHARD LEE;MELIN, ARTHUR KELSO
分类号 A63B59/02;(IPC1-7):A63B65/12 主分类号 A63B59/02
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