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发明名称
VORRICHTUNG ZUR WIEDERGABE EINER SIGNALSPANNUNG.
摘要
申请公布号
DE1780389(U)
申请公布日期
1958.12.31
申请号
DE195500N5756U
申请日期
1955.08.27
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
G10K15/10;G11B5/02
主分类号
G10K15/10
代理机构
代理人
主权项
地址
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