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经营范围
发明名称
NON MELTING COMBINING DEVICE
摘要
申请公布号
KR100770351(B1)
申请公布日期
2007.10.25
申请号
KR20010075105
申请日期
2001.11.29
申请人
发明人
分类号
B21B1/22
主分类号
B21B1/22
代理机构
代理人
主权项
地址
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