GROOVE COPYING METHOD IN BUTT WELDING OF SHEETS,申请号JP19770065478-传众专利搜索

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发明名称	GROOVE COPYING METHOD IN BUTT WELDING OF SHEETS
摘要
申请公布号	JPS53149845(A)	申请公布日期	1978.12.27
申请号	JP19770065478	申请日期	1977.06.03
申请人	NIPPON STEEL CORP	发明人	HAGIWARA YASUHIRO;YAMADA ARINOBU;ISHINO YOSHIKAZU
分类号	B23K9/12;B23K9/127	主分类号	B23K9/12
代理机构		代理人
主权项
地址

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