Continuous rolling mill for producing tubes,申请号GB19380015826-传众专利搜索

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发明名称	Continuous rolling mill for producing tubes
摘要
申请公布号	GB509361(A)	申请公布日期	1939.07.14
申请号	GB19380015826	申请日期	1938.05.27
申请人	DEMAG AKTIENGESELLSCHAFT	发明人
分类号	B21B17/14	主分类号	B21B17/14
代理机构		代理人
主权项
地址

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