发明名称 Flooring construction
摘要 A composite panel for constructing an interior real wood finished floor comprising a rectangular planar unit having top, middle and bottom layers, the top layer being solid wood with a unidirectional grain parallel to opposite edges of the panel, the bottom layer being constructed of wood and having at least portions of its thickness with a grain running perpendicular to the unidirectional grain, the middle layer being an elastomeric material bonded to the top and bottom layers.
申请公布号 US7603824(B1) 申请公布日期 2009.10.20
申请号 US20060353895 申请日期 2006.02.14
申请人 PAMASIA, INC. 发明人 HARTANTO BUDI
分类号 E04F15/02;E04F15/04;E04F15/16 主分类号 E04F15/02
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