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发明名称
ADDITIONAL AGENT FOR UNDERWATER ARC-WELDING
摘要
申请公布号
EP0235186(B1)
申请公布日期
1989.12.13
申请号
EP19860904832
申请日期
1986.07.23
申请人
NIINIVAARA OY
发明人
NIINIVAARA, JUHANI, ENSI, KYOSTI
分类号
B23K9/00;B23K35/36
主分类号
B23K9/00
代理机构
代理人
主权项
地址
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