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发明名称
ELECTRON-IMPACT TYPE OF ION SOURCE
摘要
申请公布号
EP0156473(B1)
申请公布日期
1990.03.28
申请号
EP19850300853
申请日期
1985.02.08
申请人
SEIKO INSTRUMENTS INC.;WATANABE, FUMIO
发明人
WATANABE, FUMIO;HARA, YOSHIAKI;MIYAMOTO, MASAO;KUSUMOTO, YASUO;KOMAKI, SHOJIRO
分类号
G01N27/62;H01J27/08;H01J27/20;H01J37/08;H01J49/10;H01J49/14
主分类号
G01N27/62
代理机构
代理人
主权项
地址
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