MANUFACTURE OF SEAMLESS STEEL PIPE,申请号JP19800142952-传众专利搜索

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发明名称	MANUFACTURE OF SEAMLESS STEEL PIPE
摘要
申请公布号	JPS5768207(A)	申请公布日期	1982.04.26
申请号	JP19800142952	申请日期	1980.10.15
申请人	NIPPON KOKAN KK	发明人	MIHARA YUTAKA;HATANAKA MASAYUKI
分类号	B21B23/00;B21B19/06	主分类号	B21B23/00
代理机构		代理人
主权项
地址

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