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发明名称
Dispositif pour examiner la structure de matières à l'aide de rayons électroniques
摘要
申请公布号
FR1405114(A)
申请公布日期
1965.07.02
申请号
FR19640986319
申请日期
1964.08.27
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01J37/20
主分类号
H01J37/20
代理机构
代理人
主权项
地址
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