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发明名称
BIOACTIVE INTRA-UTERINE CONTRACEPTIVE INSERTYSH
摘要
申请公布号
PL119999(B2)
申请公布日期
1982.02.27
申请号
PL19800226851
申请日期
1980.09.19
申请人
发明人
分类号
A61F;(IPC1-7):A61F5/47
主分类号
A61F
代理机构
代理人
主权项
地址
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