发明名称 Putting training aid
摘要 A putting training aid comprising a main body having a first recess and a second recess formed therein, wherein the first recess is adapted to at least partially receive a golf ball to provide a guide for placing a marking on the golf ball a spindle member operably attached to the main body to at least partially extend into the second recess; and a string wound around the spindle member.
申请公布号 US7371186(B2) 申请公布日期 2008.05.13
申请号 US20060420537 申请日期 2006.05.26
申请人 RUTHERFORD CHARLES P 发明人 RUTHERFORD CHARLES P.
分类号 A63B69/36;B41F17/00;B41F17/30 主分类号 A63B69/36
代理机构 代理人
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