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经营范围
发明名称
Mouth speculum
摘要
申请公布号
US2505056(A)
申请公布日期
1950.04.25
申请号
US19470784687
申请日期
1947.11.07
申请人
TERRE VICTOR J
发明人
TERRE VICTOR J.
分类号
A61B1/24
主分类号
A61B1/24
代理机构
代理人
主权项
地址
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