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经营范围
发明名称
Electron microscope
摘要
申请公布号
US2753458(A)
申请公布日期
1956.07.03
申请号
US19540446126
申请日期
1954.07.27
申请人
KENJI KAZATO;KAZUO ITO
发明人
KAZATO KENJI;ITO KAZUO
分类号
H01J37/12;H01J37/20
主分类号
H01J37/12
代理机构
代理人
主权项
地址
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