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发明名称
Apparatus for analysis by mass spectrometry
摘要
申请公布号
US2566037(A)
申请公布日期
1951.08.28
申请号
US19490077856
申请日期
1949.02.23
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
SHEWELL CHARLES T.
分类号
H01J49/02
主分类号
H01J49/02
代理机构
代理人
主权项
地址
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