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发明名称
DAMPER SYSTEMS FOR AIR/GAS DUCTS
摘要
申请公布号
GB2054132(B)
申请公布日期
1982.11.17
申请号
GB19790025523
申请日期
1979.07.21
申请人
HOLDFIRE OFFSHORE LTD
发明人
分类号
A62C2/14;F24F11/02;F24F11/04;F24F13/14;(IPC1-7):F24F11/00;A62C3/14;F15B11/08
主分类号
A62C2/14
代理机构
代理人
主权项
地址
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