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发明名称
SUBMERGED ARC WELDING METHOD
摘要
申请公布号
JPH03133580(A)
申请公布日期
1991.06.06
申请号
JP19890273315
申请日期
1989.10.19
申请人
SUMITOMO METAL IND LTD
发明人
FUKADA YASUTO
分类号
B23K9/18
主分类号
B23K9/18
代理机构
代理人
主权项
地址
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