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经营范围
发明名称
ELECTRON MICROSCOPE
摘要
申请公布号
JPS51144172(A)
申请公布日期
1976.12.10
申请号
JP19750067607
申请日期
1975.06.06
申请人
HITACHI LTD
发明人
FUKUOKA TAKATOSHI;ASAI TAKAYUKI
分类号
H01J37/22
主分类号
H01J37/22
代理机构
代理人
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