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发明名称
Backing Material for Welding
摘要
申请公布号
KR200402263(Y1)
申请公布日期
2005.11.29
申请号
KR20050025420U
申请日期
2005.09.02
申请人
发明人
分类号
B23K37/06;(IPC1-7):B23K37/06
主分类号
B23K37/06
代理机构
代理人
主权项
地址
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