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发明名称
Method and apparatus for detecting flaws in metallic bodies
摘要
申请公布号
US2164302(A)
申请公布日期
1939.07.04
申请号
US19340759148
申请日期
1934.12.26
申请人
BARNES WALTER C;KEEVIL HENRY W
发明人
BARNES WALTER C.;KEEVIL HENRY W.
分类号
G01N27/83
主分类号
G01N27/83
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代理人
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