Pouring arc furnace,申请号US19480063604-传众专利搜索

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发明名称	Pouring arc furnace
摘要
申请公布号	US2579885(A)	申请公布日期	1951.12.25
申请号	US19480063604	申请日期	1948.12.04
申请人	NORTON COMPANY	发明人	UPPER JOHN A.
分类号	C01F7/02;F27D11/08	主分类号	C01F7/02
代理机构		代理人
主权项
地址

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