EXTRA LOW HYDROGEN COVERED ARC WELDING MATERIAL,申请号JP19800140086-传众专利搜索

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发明名称	EXTRA LOW HYDROGEN COVERED ARC WELDING MATERIAL
摘要
申请公布号	JPS5764493(A)	申请公布日期	1982.04.19
申请号	JP19800140086	申请日期	1980.10.06
申请人	SUMITOMO KINZOKU KOGYO KK	发明人	KOMIZO HIROICHI;NAKANISHI MUTSUO;KATSUMOTO NORIO;SETA ICHIROU
分类号	B23K35/30;B23K35/36;B23K35/365	主分类号	B23K35/30
代理机构		代理人
主权项
地址

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