发明名称 Roof comprises an insulation which is located on the rafters and consists of a rigid self-supporting inner layer, a middle heat-insulating middle layer, and a rigid self-supporting outer layer capable of holding nails
摘要 The roof comprises an insulation which is located on the rafters and consists of a rigid self-supporting inner layer (1), a middle heat insulating middle layer (2), and a rigid self-supporting outer layer capable of holding nails.
申请公布号 DE19958856(A1) 申请公布日期 2001.06.13
申请号 DE19991058856 申请日期 1999.12.07
申请人 HAGEDORN, HARALD 发明人 HAGEDORN, HARALD
分类号 E04B7/22;(IPC1-7):E04B7/22 主分类号 E04B7/22
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