发明名称 Insulated construction element
摘要 Insulated construction elements are made by bonding a pair of wood planks to an intermediate expanded foam layer to form a composite assembly which is thereafter divided longitudinally into a plurality of individual elements which may be utilized separately or in a prefabricated panel assembly for constructing the walls, floors and ceilings of a building.
申请公布号 US4937122(A) 申请公布日期 1990.06.26
申请号 US19890329852 申请日期 1989.03.28
申请人 TALBERT, WILLIAM L. 发明人 TALBERT, WILLIAM L.
分类号 B32B3/22;E04C2/24 主分类号 B32B3/22
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