发明名称 Apparatus for learning the game of tennis
摘要 Apparatus for learning the game of tennis, comprising a receptacle 30 for tennis balls and means 52, 78 for distributing the said balls one by one, in which, for distribution, each of the balls is left to the action of its own weight as it exits a distribution orifice 79. The ball receptacle may be located above the distribution orifice or, alternatively, below it, lifting means then being provided between the ball receptacle and the distribution orifice. <IMAGE>
申请公布号 FR2568134(A1) 申请公布日期 1986.01.31
申请号 FR19840012020 申请日期 1984.07.27
申请人 PARIS JEAN 发明人
分类号 A63B47/00;(IPC1-7):A63B69/40 主分类号 A63B47/00
代理机构 代理人
主权项
地址