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经营范围
发明名称
Ventilation apparatus
摘要
申请公布号
GB2115922(A)
申请公布日期
1983.09.14
申请号
GB19830005301
申请日期
1983.02.25
申请人
* GEC-XPELAIR LIMITED
发明人
SAMUEL RALPH * ECCLES
分类号
F24F7/013;(IPC1-7):F24F11/00;F24F7/00
主分类号
F24F7/013
代理机构
代理人
主权项
地址
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