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发明名称
SCHLAEGER MIT EINEM VERBESSERTEN HALSBEREICH
摘要
<p>A racket has a throat portion (13a, 13b) including symmetrical recesses (19) on its upper and lower surfaces (17a, 17b, 18a, 18b) to form an oscillation zone for the optimum flexibility and stiffness. <IMAGE></p>
申请公布号
DE3716708(A1)
申请公布日期
1988.12.08
申请号
DE19873716708
申请日期
1987.05.19
申请人
LO,KUN-NAN
发明人
LO,KUN-NAN
分类号
A63B49/02;(IPC1-7):A63B49/02
主分类号
A63B49/02
代理机构
代理人
主权项
地址
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