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发明名称
Filtre magnétique
摘要
申请公布号
FR1114135(A)
申请公布日期
1956.04.09
申请号
FRD1114135
申请日期
1954.11.26
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
B03C1/28;H01F7/02
主分类号
B03C1/28
代理机构
代理人
主权项
地址
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