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经营范围
发明名称
Fire Damper
摘要
申请公布号
GB0306094(D0)
申请公布日期
2003.04.23
申请号
GB20030006094
申请日期
2003.03.18
申请人
RIVERMILL CONSTRUCTION
发明人
分类号
A62C2/12
主分类号
A62C2/12
代理机构
代理人
主权项
地址
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