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经营范围
发明名称
Improvements in or relating to captive tennis and like balls
摘要
申请公布号
GB328155(A)
申请公布日期
1930.04.24
申请号
GB19290018089
申请日期
1929.06.12
申请人
HENLEY'S TYRE & RUBBER COMPANY, LIMITED;JOSEPH TRAXLER
发明人
分类号
A63B43/00
主分类号
A63B43/00
代理机构
代理人
主权项
地址
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