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经营范围
发明名称
Swimming fin
摘要
申请公布号
US2903719(A)
申请公布日期
1959.09.15
申请号
US19550538859
申请日期
1955.10.06
申请人
WOZENERAFT JOHN L
发明人
WOZENERAFT JOHN L.
分类号
A63B31/11
主分类号
A63B31/11
代理机构
代理人
主权项
地址
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