Electrode pour four électrique,申请号FRD696319-传众专利搜索

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发明名称	Electrode pour four électrique
摘要
申请公布号	FR696319(A)	申请公布日期	1930.12.29
申请号	FRD696319	申请日期	1930.05.30
申请人	SOCIETE ELECTRO-METALLURGIQUE DE SAINT-BERON	发明人
分类号	H05B7/14	主分类号	H05B7/14
代理机构		代理人
主权项
地址

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