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经营范围
发明名称
Electron beam gun
摘要
申请公布号
EP0530004(B1)
申请公布日期
1996.09.18
申请号
EP19920307756
申请日期
1992.08.26
申请人
THE BOC GROUP, INC.
发明人
HILL, RUSELL J.;SMITH, P.A. JOEL
分类号
H01J37/07;H01J37/305;(IPC1-7):H01J37/305
主分类号
H01J37/07
代理机构
代理人
主权项
地址
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