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发明名称
Vorrichtung zum wahlweisen Verstärken von sowohl Stereo- als auch monauralen Tonsignalen
摘要
申请公布号
AT240618(B)
申请公布日期
1965.06.10
申请号
AT19620008617
申请日期
1962.10.31
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H03G3/04;H03G5/04
主分类号
H03G3/04
代理机构
代理人
主权项
地址
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