发明名称 PLAY SURFACE LAYER STRUCTURE
摘要 A play surface layer structure comprises a base layer having panels joined in side-by-side relation. Each of the panels is formed of an impact-absorbing material. A surface layer has carpeting panels positioned in side-by-side relation atop the base layer so as form an exposed surface of the play surface layer structure. Textile interfaces are between the base layer and the surface layer. The interfaces secure the surface layer to the base layer.
申请公布号 US2009162579(A1) 申请公布日期 2009.06.25
申请号 US20090358544 申请日期 2009.01.23
申请人 MCDUFF RODRIGUE 发明人 MCDUFF RODRIGUE
分类号 A41G1/00;B32B3/10 主分类号 A41G1/00
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