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发明名称
FERRITE WORKING METHOD
摘要
申请公布号
JPS5462200(A)
申请公布日期
1979.05.18
申请号
JP19770128914
申请日期
1977.10.27
申请人
SONY CORP
发明人
KOBAYASHI TOMIO;HIKICHI TOORU
分类号
C01G49/00;C25D3/02;C25F3/06;G11B5/127;G11B5/133
主分类号
C01G49/00
代理机构
代理人
主权项
地址
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