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发明名称
Photozelle mit sekundäremissionsfähiger Photokathode.
摘要
申请公布号
AT155926(B)
申请公布日期
1939.04.11
申请号
ATD155926
申请日期
1937.04.02
申请人
ALLGEMEINE ELEKTRICITAETS-GESELLSCHAFT
发明人
DR. PHIL. EBERHARD STEUDEL
分类号
主分类号
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