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发明名称
Apparatus for facilitating the processes of parturition
摘要
申请公布号
US3207160(A)
申请公布日期
1965.09.21
申请号
US19630321637
申请日期
1963.11.05
申请人
HEYNS OCKERT S
发明人
HEYNS OCKERT S.
分类号
A61B17/44
主分类号
A61B17/44
代理机构
代理人
主权项
地址
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