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发明名称
Dispositif permettant de produire des oscillations électriques modulées
摘要
申请公布号
FR922483(A)
申请公布日期
1947.06.10
申请号
FRD922483
申请日期
1946.02.15
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H03L1/02
主分类号
H03L1/02
代理机构
代理人
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