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发明名称
Système d'objectif pour microscope électronique
摘要
申请公布号
FR895544(A)
申请公布日期
1945.01.26
申请号
FRD895544
申请日期
1943.06.16
申请人
发明人
ARDENNE MANFRED VON
分类号
H01J37/14;H01J37/18;H01J37/20
主分类号
H01J37/14
代理机构
代理人
主权项
地址
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