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发明名称
METHOD FOR CLEANING OXIDIZED HOT ROLLED COPPER RODS
摘要
申请公布号
KR20020040746(A)
申请公布日期
2002.05.30
申请号
KR1020027000334
申请日期
2002.01.09
申请人
发明人
分类号
B21B45/04
主分类号
B21B45/04
代理机构
代理人
主权项
地址
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