MANUFACTURE OF METAL TUBE,申请号GB19740047727-传众专利搜索

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发明名称	MANUFACTURE OF METAL TUBE
摘要
申请公布号	GB1492948(A)	申请公布日期	1977.11.23
申请号	GB19740047727	申请日期	1974.11.05
申请人	MANNESMANN AG	发明人
分类号	B21B21/00;(IPC1-7):B21B21/02	主分类号	B21B21/00
代理机构		代理人
主权项
地址

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