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发明名称
Baseball practice fielding bat
摘要
申请公布号
US3048399(A)
申请公布日期
1962.08.07
申请号
US19610105599
申请日期
1961.04.26
申请人
BREITBACH LOUIS F
发明人
BREITBACH LOUIS F.
分类号
A63B51/04;A63B69/00
主分类号
A63B51/04
代理机构
代理人
主权项
地址
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