发明名称 Rolling ball game
摘要 A rolling ball game which is composed of a flat surfaced playing board defining a field divided into two opposite courts by an upstanding, medially arranged net elevated above the playing surface slightly higher than the playing ball for playing a game which simulates tennis and wherein players standing on opposite sides of the net may roll the ball by hitting it with a bat underneath the net, and wherein hinged upstanding court walls are provided in perpendicular relation to the net with the result that, if the ball hits either of the side walls, the wall which is hit will tip over indicating that there is an out of bounds ball.
申请公布号 US4176842(A) 申请公布日期 1979.12.04
申请号 US19780934587 申请日期 1978.08.17
申请人 ZALDIVAR, ALCIBIADES D 发明人 ZALDIVAR, ALCIBIADES D
分类号 A63F7/06;A63F7/20;(IPC1-7):A63F7/06 主分类号 A63F7/06
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