,申请号JP19810145421-传众专利搜索

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发明名称
摘要
申请公布号	JPH0221128(B2)	申请公布日期	1990.05.11
申请号	JP19810145421	申请日期	1981.09.17
申请人	MITSUBISHI MINING & CEMENT CO	发明人	NISHIOKA MICHIHIRO;ITO TAKAAKI;FURUKAWA MASAHIRO;KODERA KAZUYOSHI
分类号	H01C7/02;H01C17/28;H01G4/12;H01G13/00;H01L21/28;H01L21/285	主分类号	H01C7/02
代理机构		代理人
主权项
地址

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