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经营范围
发明名称
METALLIC OXIDE FOR FERRITE
摘要
申请公布号
GB8505752(D0)
申请公布日期
1985.04.11
申请号
GB19850005752
申请日期
1985.03.06
申请人
JAPAN METALS & CHEMICALS CO LTD
发明人
分类号
C25B1/00
主分类号
C25B1/00
代理机构
代理人
主权项
地址
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