发明名称 Golf practice assembly with multi target and trajectory analysis
摘要 A golf practice assembly includes a target having a first surface which has three target areas displayed thereon and the target areas are located in a vertical axis passing through a center of the first surface. The users use different golf clubs and try to hit the target areas. The lower target area is designed for the lower number of golf club or for shorter distance between the position that the users stand and the first surface. A ball has a second surface which can be attached with the first surface of the golf practice assembly.
申请公布号 US2007238540(A1) 申请公布日期 2007.10.11
申请号 US20070703125 申请日期 2007.02.07
申请人 LIN ALAN 发明人 LIN ALAN
分类号 A63B67/02;F41J1/10;F41J3/00 主分类号 A63B67/02
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