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发明名称
Elektronenmikroskop
摘要
申请公布号
DE872240(C)
申请公布日期
1953.03.30
申请号
DE1950N000694
申请日期
1950.04.06
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
VERHOEFF ADRIANUS
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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