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经营范围
发明名称
Magnetischer Kern.
摘要
申请公布号
CH240311(A)
申请公布日期
1945.12.15
申请号
CHD240311
申请日期
1944.05.05
申请人
NV. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
GLOEILAMPENFABRIEKEN NV. PHILIPS'
分类号
C04B35/26;H01F1/34;H01F17/04
主分类号
C04B35/26
代理机构
代理人
主权项
地址
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