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发明名称
Perfectionnements aux appareils à faisceau corpusculaire, en particulier aux microscopes électroniques
摘要
申请公布号
FR1067908(A)
申请公布日期
1954.06.21
申请号
FRD1067908
申请日期
1952.07.23
申请人
SU:DDEUTSCHE LABORATORIEN G.M.B.H.
发明人
分类号
H01J37/22
主分类号
H01J37/22
代理机构
代理人
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地址
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