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发明名称
Catamenial device
摘要
申请公布号
US2536631(A)
申请公布日期
1951.01.02
申请号
US19470775242
申请日期
1947.09.20
申请人
ELY HELEN G
发明人
ELY HELEN G.
分类号
A61F13/15
主分类号
A61F13/15
代理机构
代理人
主权项
地址
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