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发明名称
Electron beam apparatus
摘要
申请公布号
EP0810629(B1)
申请公布日期
2000.06.28
申请号
EP19970112851
申请日期
1992.11.25
申请人
HITACHI, LTD.;HITACHI SCIENCE SYSTEMS, LTD.
发明人
OTAKA, TADASHI;OKURA, AKIMITSU;IWAMOTO, HIROSHI;TODOKORO, HIDEO;KOMODA, TSUTOMU;TOBITA, ISSEI
分类号
H01J37/28;G01Q30/02;(IPC1-7):H01J37/28;H01J37/02
主分类号
H01J37/28
代理机构
代理人
主权项
地址
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