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经营范围
发明名称
Combined film holder and drain pan for radiographic examinations
摘要
申请公布号
US2569561(A)
申请公布日期
1951.10.02
申请号
US19500178098
申请日期
1950.08.07
申请人
NELL SPIEGEL;BARBARA FRIEDMAN
发明人
FRIEDMAN MAX
分类号
A61B6/04
主分类号
A61B6/04
代理机构
代理人
主权项
地址
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