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经营范围
发明名称
MAGNETIC CORES
摘要
申请公布号
IE20893(L)
申请公布日期
1954.07.07
申请号
IE19540000009
申请日期
1954.01.07
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN,
发明人
分类号
H01F3/08;(IPC1-7):H01F3/08
主分类号
H01F3/08
代理机构
代理人
主权项
地址
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