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经营范围
发明名称
Roof ventilator unit
摘要
申请公布号
GB2335666(A)
申请公布日期
1999.09.29
申请号
GB19980005974
申请日期
1998.03.21
申请人
* RBB RESEARCH & DEVELOPMENT LIMITED
发明人
CLAIRE LOUISE * PESTELL;SIMON ROBERT * PAYNE
分类号
E04D1/30;E04D13/17;F24F7/02;(IPC1-7):E04D1/30
主分类号
E04D1/30
代理机构
代理人
主权项
地址
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