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发明名称
NOYAU ANNULAIRE EN FERRITE FERRO-MAGNETIQUE A UTILISER COMME ELEMENT DEMEMOIRE MAGNETIQUE ET SON PROCEDE DE
摘要
申请公布号
BE762445(A1)
申请公布日期
1971.08.02
申请号
BE19710762445
申请日期
1971.02.02
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN, EMMASINGEL 6, EINDHOVEN (PAYS-BAS)
发明人
分类号
C04B35/26;(IPC1-7):G11C/
主分类号
C04B35/26
代理机构
代理人
主权项
地址
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