Электроды для дуговой печи,申请号SU19480382639-传众专利搜索

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发明名称	Электроды для дуговой печи
摘要
申请公布号	SU84692(A1)	申请公布日期	1949.11.30
申请号	SU19480382639	申请日期	1948.08.02
申请人	KRYLOV V.N.	发明人	KRYLOV V.N.
分类号	H05B3/62;F27D11/10	主分类号	H05B3/62
代理机构		代理人
主权项
地址

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