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经营范围
发明名称
PRODUCTION OF HIGH MAGNETIC PERMEABILITY FERRITE MATERIAL
摘要
申请公布号
JPS645997(A)
申请公布日期
1989.01.10
申请号
JP19870160528
申请日期
1987.06.27
申请人
NGK INSULATORS LTD
发明人
KOZUKA YOSHINARI;OSANAWA MASATO
分类号
C30B1/02;C30B29/22
主分类号
C30B1/02
代理机构
代理人
主权项
地址
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