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经营范围
发明名称
A scoring screen for use as a training aid for sports activities
摘要
申请公布号
GB2070441(A)
申请公布日期
1981.09.09
申请号
GB19800028194
申请日期
1980.09.01
申请人
CRESPO F J
发明人
分类号
A63B63/00;A63B63/02;(IPC1-7):A63B63/02
主分类号
A63B63/00
代理机构
代理人
主权项
地址
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