Welding and laying pipelines,申请号US19830480512-传众专利搜索

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发明名称	Welding and laying pipelines
摘要
申请公布号	US4591294(A)	申请公布日期	1986.05.27
申请号	US19830480512	申请日期	1983.03.30
申请人	NIS ENGINEERING LIMITED	发明人	FOULKES, THOMAS L.
分类号	B23K9/028;B23K26/10;B23K26/28;B23K37/053;F16L1/06;F16L1/20;(IPC1-7):F16L1/00;B23K26/00	主分类号	B23K9/028
代理机构		代理人
主权项
地址

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