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发明名称
Self-propelled boat for swimmers
摘要
申请公布号
US2645792(A)
申请公布日期
1953.07.21
申请号
US19510236488
申请日期
1951.07.13
申请人
BUTTON WATERS JAMES
发明人
WATERS JAMES BUTTON
分类号
A63B35/12
主分类号
A63B35/12
代理机构
代理人
主权项
地址
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