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发明名称
ELECTROMAGNETIC LENS
摘要
申请公布号
JPH1064463(A)
申请公布日期
1998.03.06
申请号
JP19960221253
申请日期
1996.08.22
申请人
NIKON CORP
发明人
NAKASUJI MAMORU
分类号
H01J37/141;(IPC1-7):H01J37/141
主分类号
H01J37/141
代理机构
代理人
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地址
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