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经营范围
发明名称
Pinhole detector
摘要
申请公布号
US2958785(A)
申请公布日期
1960.11.01
申请号
US19580736624
申请日期
1958.05.20
申请人
UNITED STATES STEEL CORPORATION
发明人
CAMP JAMES B.
分类号
G01N21/894
主分类号
G01N21/894
代理机构
代理人
主权项
地址
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