发明名称 TILTING SURFACE BALL GAME
摘要 A game device having a housing and a rimmed plate mounted thereon for tilting about two axes while being revolved, the tilting of the plate being controlled by one lever and the revolving of the plate being controlled by a crank whereby two persons may control the action of the rimmed plate and one or more spheres rolling thereon.
申请公布号 US3643952(A) 申请公布日期 1972.02.22
申请号 USD3643952 申请日期 1970.03.20
申请人 EARL D. SPROWL 发明人 EARL D. SPROWL
分类号 A63F7/00;A63F7/38;(IPC1-7):A63B67/00 主分类号 A63F7/00
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