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经营范围
发明名称
Equal energy selection in an electron microscope using electron optics
摘要
申请公布号
US3256432(A)
申请公布日期
1966.06.14
申请号
US19630267413
申请日期
1963.03.25
申请人
HITACHI, LTD.
发明人
WATANABE HIROSHI;UYEDA RYOZI
分类号
H01J37/05
主分类号
H01J37/05
代理机构
代理人
主权项
地址
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