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经营范围
发明名称
Sintrad permanentmagnet
摘要
申请公布号
FI31394(A)
申请公布日期
1960.10.10
申请号
FID31394
申请日期
1952.12.18
申请人
N V PHILIPS GLOEILAMPENFABRIEKEN
发明人
GORTER EVERT WILLEM;RATHENAU GERHART WOLFGANG JA STUYTS ANDREAS LEOPOLDUS
分类号
H01F1/10;(IPC1-7):H01F1/10
主分类号
H01F1/10
代理机构
代理人
主权项
地址
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