Port end construction for openhearth furnaces,申请号US19450594454-传众专利搜索

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发明名称	Port end construction for openhearth furnaces
摘要
申请公布号	US2548908(A)	申请公布日期	1951.04.17
申请号	US19450594454	申请日期	1945.05.18
申请人	M. H. DETRICK COMPANY	发明人	POLLEN CHARLES F.
分类号	F27B3/16;F27D1/00	主分类号	F27B3/16
代理机构		代理人
主权项
地址

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