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发明名称
Appareil récepteur de t. s. f. pouvant être accordé automatiquement sur un certain nombre de stations prédéterminées
摘要
申请公布号
FR857724(A)
申请公布日期
1940.09.26
申请号
FRD857724
申请日期
1939.07.12
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H03J1/06;H03J5/12
主分类号
H03J1/06
代理机构
代理人
主权项
地址
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