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经营范围
发明名称
Dauermagnet.
摘要
申请公布号
CH282858(A)
申请公布日期
1952.05.15
申请号
CHD282858
申请日期
1949.09.14
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
GLOEILAMPENFABRIEKEN N. V. PHILIPS'
分类号
H01F1/04
主分类号
H01F1/04
代理机构
代理人
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地址
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