Refractory block for electric arc furnace lining,申请号US19480040966-传众专利搜索

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发明名称	Refractory block for electric arc furnace lining
摘要
申请公布号	US2684842(A)	申请公布日期	1954.07.27
申请号	US19480040966	申请日期	1948.07.27
申请人	CRESPI	发明人	CRESPI GIOVANNI;BELLA FRANCESCO DELLA
分类号	F27D1/08	主分类号	F27D1/08
代理机构		代理人
主权项
地址

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