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发明名称
Fire resistant duct
摘要
申请公布号
GB2318975(A)
申请公布日期
1998.05.13
申请号
GB19970008850
申请日期
1997.04.29
申请人
* NULLIFIRE LIMITED
发明人
ARTHUR PETER * NELMES
分类号
A62C2/14;A62C3/16;F16L5/04;H02G3/04;(IPC1-7):A62C3/00;E04B1/94;F16L5/00;H02G3/22
主分类号
A62C2/14
代理机构
代理人
主权项
地址
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