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发明名称
ROLL FORMING SYSTEM FOR SANDWICH PANEL AND METHOD THEREOF
摘要
申请公布号
KR100969821(B1)
申请公布日期
2010.07.13
申请号
KR20070119736
申请日期
2007.11.22
申请人
发明人
分类号
B21D5/14;B21D5/08;B23K11/06;B23K26/00
主分类号
B21D5/14
代理机构
代理人
主权项
地址
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