FABRICATED BLAST FURNACE COOLING PLATE,申请号USD3628509-传众专利搜索

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发明名称	FABRICATED BLAST FURNACE COOLING PLATE
摘要
申请公布号	US3628509(A)	申请公布日期	1971.12.21
申请号	USD3628509	申请日期	1970.07.17
申请人	UNITED STATES STEEL CORP.	发明人	RONALD F. BECKER;RALPH T. HANNA;ERNEST L. WATERHOUSE
分类号	C21B7/10;(IPC1-7):F22B37/00	主分类号	C21B7/10
代理机构		代理人
主权项
地址

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