Four électrique à arc,申请号FRD1029028-传众专利搜索

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发明名称	Four électrique à arc
摘要
申请公布号	FR1029028(A)	申请公布日期	1953.05.29
申请号	FRD1029028	申请日期	1950.11.30
申请人	DEMAG-ELEKTROMETALLURGIE G. M. B. H.	发明人
分类号	C22B4/08;F27D11/08	主分类号	C22B4/08
代理机构		代理人
主权项
地址

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