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发明名称
METHOD FOR GAS-SHIELD ARC WELDING OF A PIPE AND WELD WIRE FOR USE IN WELDING METHOD
摘要
申请公布号
GB9217614(D0)
申请公布日期
1992.09.30
申请号
GB19920017614
申请日期
1992.08.19
申请人
NKK CORPORATION;KOBE STEEL LIMITED
发明人
分类号
B23K9/23;B23K35/30
主分类号
B23K9/23
代理机构
代理人
主权项
地址
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