发明名称 Laminated playing surface
摘要 A laminated playing surface and its method of making wherein a chemically blown polyolefin foam sheet is laminated by an adhesive to a scrim sheet saturated with a stabilizing agent which when heated contracts the lamination so that it can stretch tight between opposed edge portions affixed to the surface of the playing site.
申请公布号 US5085424(A) 申请公布日期 1992.02.04
申请号 US19900562040 申请日期 1990.08.02
申请人 GRANDSTAND INTERNATIONAL CORP. 发明人 WOOD, JR., SIDNEY B.
分类号 B32B27/12;E01C13/04;E04F15/22 主分类号 B32B27/12
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