发明名称 Club and head for putting
摘要 An alignment element for a golf club formed of a transparent material having first and second references marks. The reference marks are oriented upon the element so that when the element is affixed to a golf club, preferably a putter, the second reference mark is magnified when the first reference mark is oriented between the viewer and the second reference mark. Preferably the second reference mark is a contrasting color, lighter than the first reference to give the appearance, when viewed from above, of a darker line superimposed on a lighter magnified line. When affixed to a golf club, the alignment of the first reference mark with the magnified second reference mark is used to assist in positioning when addressing the ball.
申请公布号 US4749196(A) 申请公布日期 1988.06.07
申请号 US19870014400 申请日期 1987.02.13
申请人 PODGOR, JOSEPH E. 发明人 PODGOR, JOSEPH E.
分类号 A63B69/36;(IPC1-7):A63B69/36 主分类号 A63B69/36
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