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发明名称
CALIBRATION GAS INTRODUCING DEVICE OF MASS SPECTROMETER
摘要
申请公布号
JPH08321277(A)
申请公布日期
1996.12.03
申请号
JP19950126200
申请日期
1995.05.25
申请人
HITACHI LTD
发明人
KIYOMIYA HIROMICHI
分类号
G01N27/62;H01J49/04;(IPC1-7):H01J49/04
主分类号
G01N27/62
代理机构
代理人
主权项
地址
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