发明名称 Knee holder for golfers
摘要 A golf practice device for holding the golfer's knees in proper relationship throughout his swing of the golf club. The device includes two rigid, rectangular Knee-engaging members connected together by a flexible cord. One of such plates is located on the inside of each of the golfer's legs at the knee area. Three Knee-encircling straps are attached to each plate to secure same to the golfer's leg.
申请公布号 US4088326(A) 申请公布日期 1978.05.09
申请号 US19760715049 申请日期 1976.08.17
申请人 BIFULCO, JOHN M. 发明人 BIFULCO, JOHN M.
分类号 A63B69/00;A63B69/36;(IPC1-7):A63B69/36 主分类号 A63B69/00
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