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发明名称
ELECTRON BEAM SHUTTER FOR PARTICLE BEAM DEVICE
摘要
申请公布号
JPH01264150(A)
申请公布日期
1989.10.20
申请号
JP19880091509
申请日期
1988.04.15
申请人
HITACHI LTD
发明人
UKIANA MOTOHIDE;TOMITA MASAHIRO;KOBAYASHI MASAMI
分类号
H01J37/09
主分类号
H01J37/09
代理机构
代理人
主权项
地址
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