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经营范围
发明名称
Menstrual appliance
摘要
申请公布号
US2155285(A)
申请公布日期
1939.04.18
申请号
US19390252167
申请日期
1939.01.21
申请人
WILKERSON STERLING J
发明人
WILKERSON STERLING J.
分类号
A61F13/20
主分类号
A61F13/20
代理机构
代理人
主权项
地址
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