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发明名称
Vorrichtung zur Erzeugung einer Wechselspannung mit innerhalb eines Abstimmbereiches in Stufen mit gleichen Frequenzabständen regelbarer Frequenz
摘要
申请公布号
AT169129(B)
申请公布日期
1951.10.10
申请号
ATD169129
申请日期
1948.09.20
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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