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发明名称
Schaltung zur Verstaerkung elektrischer Schwingungen
摘要
申请公布号
DE907063(C)
申请公布日期
1954.03.22
申请号
DE1948P022645D
申请日期
1948.11.26
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
ALMA GERRIT HENDRIK PETRUS
分类号
H03G3/22
主分类号
H03G3/22
代理机构
代理人
主权项
地址
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