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发明名称
Ferromagnetisches Material mit einer nahezu rechteckigen Hystereseschleife und Verfahren zu dessen Herstellung
摘要
申请公布号
AT190688(B)
申请公布日期
1957.07.10
申请号
ATD190688
申请日期
1954.10.04
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
主分类号
代理机构
代理人
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