Устройство для механической смены фурм и амбразур доменной печи,申请号SU19300066227-传众专利搜索

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发明名称	Устройство для механической смены фурм и амбразур доменной печи
摘要
申请公布号	SU34570(A1)	申请公布日期	1934.02.28
申请号	SU19300066227	申请日期	1930.03.13
申请人	LOPATIN N.V.	发明人	LOPATIN N.V.
分类号	C21B7/16	主分类号	C21B7/16
代理机构		代理人
主权项
地址

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