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发明名称
Kobaltferritsystem-Magnetpulver
摘要
申请公布号
DE1910007(A1)
申请公布日期
1969.09.11
申请号
DE19691910007
申请日期
1969.02.27
申请人
SONY CORP.
发明人
FUJISAWA MAKINO,YOSHIMI;HIGUCHI,SHIGETAKA;KAMIYA,IWAO;MASUYA,YOSHIKAZU
分类号
C04B35/26;C09D5/23;G11B5/706
主分类号
C04B35/26
代理机构
代理人
主权项
地址
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