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发明名称
Shield for nursing nipples
摘要
申请公布号
US2167284(A)
申请公布日期
1939.07.25
申请号
US19390255815
申请日期
1939.02.11
申请人
SAUDER HOWARD R
发明人
SAUDER HOWARD R.
分类号
A61J11/00
主分类号
A61J11/00
代理机构
代理人
主权项
地址
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