发明名称 FLOOR COVERING
摘要 A floor covering having slip-resistance and sound attenuation properties, particularly for reducing levels of sound resulting from high impact interactions. The floor covering includes at least a first layer and a second layer, wherein the first layer includes a particulate material at least partially embedded therein, and the second layer is capable of providing a sound attenuation effect with an acoustic impact sound reduction of at least about 15 decibels.
申请公布号 US2011147120(A1) 申请公布日期 2011.06.23
申请号 US200913001415 申请日期 2009.05.22
申请人 JAMES HALSTEAD, PLC 发明人 SMITH ROBERT N.
分类号 E04B1/84;B32B37/14 主分类号 E04B1/84
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