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发明名称
IMPROVED WELDING APPARATUS AND METHOD
摘要
申请公布号
KR20000065086(A)
申请公布日期
2000.11.06
申请号
KR1019980708671
申请日期
1998.10.28
申请人
发明人
分类号
B23K9/167
主分类号
B23K9/167
代理机构
代理人
主权项
地址
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