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发明名称
PROCESS FOR THE PREPARATION OF PERMANENTLY MAGNETIZABLE MIXED OXIDES CONTAINING IRON
摘要
申请公布号
US3704226(A)
申请公布日期
1972.11.28
申请号
USD3704226
申请日期
1970.12.21
申请人
STAMICARBON NV.
发明人
JOHN W. GEUS
分类号
C01G49/02;C04B35/26;G11B5/706;H01F1/34;(IPC1-7):C04B35/26;C04B35/28;C04B35/32;C04B35/36
主分类号
C01G49/02
代理机构
代理人
主权项
地址
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