BUTT WELDING FOR RAILS,申请号JP19760055350-传众专利搜索

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发明名称	BUTT WELDING FOR RAILS
摘要
申请公布号	JPS52138445(A)	申请公布日期	1977.11.18
申请号	JP19760055350	申请日期	1976.05.17
申请人	KOBE STEEL LTD;KINKI NIPPON KOUKI KK	发明人	MORISANE KIYOU;SUGIYAMA NOBORU;YAMADA MINORU
分类号	B23K9/038;B23K31/00	主分类号	B23K9/038
代理机构		代理人
主权项
地址

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