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发明名称
GROOVE PROCESSING APPARATUS AND GROOVE PROCESSING METHOD
摘要
申请公布号
KR100628402(B1)
申请公布日期
2006.09.26
申请号
KR20040089539
申请日期
2004.11.05
申请人
发明人
分类号
B21D17/04
主分类号
B21D17/04
代理机构
代理人
主权项
地址
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