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发明名称
Gegentaktverstaerkereinrichtung fuer Photozellen
摘要
申请公布号
DE585254(C)
申请公布日期
1933.09.30
申请号
DED585254D
申请日期
申请人
ZEISS IKON A.-G.
发明人
分类号
H01J40/14
主分类号
H01J40/14
代理机构
代理人
主权项
地址
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