PRODUCTION OF COPPER BAR,申请号JP19770151988-传众专利搜索

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发明名称	PRODUCTION OF COPPER BAR
摘要
申请公布号	JPS5483630(A)	申请公布日期	1979.07.03
申请号	JP19770151988	申请日期	1977.12.15
申请人	SUMITOMO ELECTRIC INDUSTRIES	发明人	EZAKI SHIGEO;SAWADA KAZUO;MINAZU KATSUTOSHI
分类号	B22D3/00;B22D21/00;B22D27/18;C22B15/14	主分类号	B22D3/00
代理机构		代理人
主权项
地址

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