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经营范围
发明名称
VENTILATING AIR VENT
摘要
申请公布号
GB2026682(B)
申请公布日期
1982.08.25
申请号
GB19790021609
申请日期
1979.06.21
申请人
TROX GMBH GEBR
发明人
分类号
F24F7/10;F24F13/06;F24F13/16;(IPC1-7):F24F13/06
主分类号
F24F7/10
代理机构
代理人
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地址
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