Electric arc furnace, water cooled, roof door,申请号US19520290240-传众专利搜索

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发明名称	Electric arc furnace, water cooled, roof door
摘要
申请公布号	US2766736(A)	申请公布日期	1956.10.16
申请号	US19520290240	申请日期	1952.05.27
申请人	CELSO CIAMBERLINI	发明人	BUONO VINCENZO DEL
分类号	F23M7/00;F27B3/16;F27B3/24;F27D1/18	主分类号	F23M7/00
代理机构		代理人
主权项
地址

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