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发明名称
SAFETY TWO-LAYER TENNIS RACKETS WITH IMPROVED HEAD
摘要
申请公布号
GB2239809(B)
申请公布日期
1993.06.30
申请号
GB19900000839
申请日期
1990.01.15
申请人
TEH-YAO * CHENG
发明人
TEH-YAO * CHENG
分类号
A63B51/06
主分类号
A63B51/06
代理机构
代理人
主权项
地址
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