发明名称 Tethered ball golf swing practice mat
摘要 A golf training device having a base and a golf ball tethered to it by way of a cord. The base has a protective structure in the form of an upwardly extending resilient member or transverse rod to protect the cord from abrasion when the ball is hit.
申请公布号 US5460380(A) 申请公布日期 1995.10.24
申请号 US19940213915 申请日期 1994.03.15
申请人 OBER, AUDREY C. 发明人 OBER, AUDREY C.
分类号 A63B69/00;A63B69/36;(IPC1-7):A63B69/36 主分类号 A63B69/00
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