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发明名称
METHOD OF MAKING ACICULAR COBALT-MODIFIED MAGHEMITE POWDER
摘要
申请公布号
CA902968(A)
申请公布日期
1972.06.20
申请号
CAD902968
申请日期
申请人
SONY CORPORATION
发明人
SHIGETAKA HIGUCHI;MEIRO KAWASAKI;YOSHIKAZU MASUYA
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主分类号
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