发明名称 Smoke-extraction and heat-extraction devices on a building roof
摘要 The invention presents a smoke-extraction and heat-extraction device, in the case of which the sash frame is designed such that it engages over the frame on the outside and, by mounting the covering, which comprises a two-piece glazing, on sealing elements, cold bridges are avoided.
申请公布号 DE3716244(A1) 申请公布日期 1988.12.01
申请号 DE19873716244 申请日期 1987.05.15
申请人 FA.J. EBERSPAECHER 发明人 SIEMER,GERD;SCHROF,EUGEN;BRANDSTAETTER,ERHARD
分类号 E04D13/035;F24F7/02;(IPC1-7):E06B5/16;E06B7/16 主分类号 E04D13/035
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