MANUFACTURE OF WELDED PIPE,申请号JP19880253137-传众专利搜索

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发明名称	MANUFACTURE OF WELDED PIPE
摘要
申请公布号	JPH02104419(A)	申请公布日期	1990.04.17
申请号	JP19880253137	申请日期	1988.10.07
申请人	SUMITOMO METAL IND LTD	发明人	YAMADA MASAYUKI
分类号	B21C37/08;B21D5/12;B23K9/025	主分类号	B21C37/08
代理机构		代理人
主权项
地址

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