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发明名称
Dispositif générateur, modulateur ou amplificateur d'oscillations électriques
摘要
申请公布号
FR880640(A)
申请公布日期
1943.03.31
申请号
FRD880640
申请日期
1942.03.31
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
F16L3/02;H01J25/22
主分类号
F16L3/02
代理机构
代理人
主权项
地址
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