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经营范围
发明名称
Improvements in or relating to catamenial appliances
摘要
申请公布号
GB848896(A)
申请公布日期
1960.09.21
申请号
GB19570007671
申请日期
1957.03.07
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
分类号
A61F13/20
主分类号
A61F13/20
代理机构
代理人
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