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发明名称
Intra-uterine contraceptive device
摘要
申请公布号
US3397690(A)
申请公布日期
1968.08.20
申请号
US19650510752
申请日期
1965.12.01
申请人
GREGORY MAJZLIN
发明人
MAJZLIN GREGORY
分类号
A61F6/14
主分类号
A61F6/14
代理机构
代理人
主权项
地址
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