发明名称 Tennis racquet stringing method - has one or two transverse strings placed over and under two length strings to facilitate slice or spin strokes
摘要 <p>The tennis racquet stringing method aplies to special strokes such as spin or slice. The special stringing applied includes the transverse strings which are alternately placed over and under two length strings. As a further development of this stringing method, two transverse strings may be strung in parallel over and under two length strings. This stringing method permits the greater use of the transverse strings in place of the normally strung length strings facilities the special strokes.</p>
申请公布号 DE2838211(A1) 申请公布日期 1980.03.13
申请号 DE19782838211 申请日期 1978.09.01
申请人 SCHWALM,GERHARD 发明人 SCHWALM,GERHARD
分类号 A63B51/00;(IPC1-7):63B51/00 主分类号 A63B51/00
代理机构 代理人
主权项
地址
您可能感兴趣的专利