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发明名称
ION BOMBARDED GRAPHITE ELECTRON EMITTERS
摘要
申请公布号
EP1040503(B1)
申请公布日期
2002.05.08
申请号
EP19980961992
申请日期
1998.12.08
申请人
E.I. DU PONT DE NEMOURS AND COMPANY
发明人
AMEY, DANIEL, IRWIN, JR.;BOUCHARD, ROBERT, JOSEPH;SHAH, SYED, ISMAT, ULLAH
分类号
H01J1/304;H01J9/02;(IPC1-7):H01J9/02;H01J1/30
主分类号
H01J1/304
代理机构
代理人
主权项
地址
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