Свод для мартеновских печей,申请号SU19380019200-传众专利搜索

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法人/股东/高管

发明名称	Свод для мартеновских печей
摘要
申请公布号	SU58804(A1)	申请公布日期	1940.11.30
申请号	SU19380019200	申请日期	1938.10.05
申请人	ROZENKOV A.I.	发明人	ROZENKOV A.I.
分类号	F27D1/02	主分类号	F27D1/02
代理机构		代理人
主权项
地址

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