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发明名称
Montage pour le réglage automatique du volume d'un radio-récepteur
摘要
申请公布号
FR1020230(A)
申请公布日期
1953.02.03
申请号
FRD1020230
申请日期
1950.06.15
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H03J3/14
主分类号
H03J3/14
代理机构
代理人
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地址
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