发明名称 Sandwich element, in particular, for roof insulation on rafters comprises at least one layer of insulating material, and at least one outer layer of ply-wood which alone is used for fastening purposes
摘要 <p>The sandwich element, in particular, for roof insulation on rafters comprises at least one layer of insulating material, and at least one outer layer of ply-wood which alone is used for fastening the sandwich element to rafters.</p>
申请公布号 DE202004009206(U1) 申请公布日期 2005.07.21
申请号 DE20042009206U 申请日期 2004.06.11
申请人 URSA INTERNATIONAL GMBH 发明人
分类号 E04B7/22;E04C2/296;(IPC1-7):E04B1/61 主分类号 E04B7/22
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