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发明名称
ION BEAM GENERATING DEVICE
摘要
申请公布号
JPH02230646(A)
申请公布日期
1990.09.13
申请号
JP19890049915
申请日期
1989.03.03
申请人
NEC CORP
发明人
OCHIAI YUKINORI
分类号
H01J37/248;H01J37/147
主分类号
H01J37/248
代理机构
代理人
主权项
地址
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