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发明名称
Apparatus for electronic spectrometric analysis of back-reflection diffraction
摘要
申请公布号
US2648011(A)
申请公布日期
1953.08.04
申请号
US19510242167
申请日期
1951.08.16
申请人
NATHAN GOOD JAMES
发明人
GOOD JAMES NATHAN
分类号
G01N23/203
主分类号
G01N23/203
代理机构
代理人
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