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发明名称
FRICTION WELDING DEVICE
摘要
申请公布号
KR101200936(B1)
申请公布日期
2012.11.13
申请号
KR20107019542
申请日期
2008.02.22
申请人
发明人
分类号
B23K20/12
主分类号
B23K20/12
代理机构
代理人
主权项
地址
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