Patent search ap:("JEAN MICHAEL ROUBEROL") AND inv:"ROUBEROL JEAN-MICHAEL" Page 1

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发明授权
Ion-electron image converter for use with ion microanalyzers 失效
Title translation: 离子电子图像转换器与离子微量汞合用

公开(公告)号：US3551671A

公开(公告)日：1970-12-29

申请号：US3551671D

申请日：1968-04-05

Applicant: JEAN MICHAEL ROUBEROL

Inventor： ROUBEROL JEAN-MICHAEL

IPC: G01Q30/04 , G01Q60/50 , H01J37/15 , H01J37/22 , H01J37/252 , G01N23/00

CPC classification number: H01J37/252 , H01J37/15 , H01J37/22

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