<p>The present invention relates to a floor covering having an electronic display associated therewith and arranged to face upwardly from the floor for viewing. <IMAGE></p>
申请公布号
EP1198194(A4)
申请公布日期
2002.07.10
申请号
EP20000931990
申请日期
2000.05.02
申请人
TECH MATS LLC
发明人
BLUM, RONALD, D.;DUSTON, DWIGHT, P.;BLUM, BRADLEY, J.
