发明名称 Retroreflective sheeting with coated back surface
摘要 The present invention provides a retroreflective sheeting having a front surface and a back surface, the retroreflective sheeting retroreflecting light entering through the front surface, wherein the retroreflective sheeting comprises encapsulated-lens retroreflectors. The retroreflective sheeting includes a plurality of indentations in the back surface of the retroreflective sheeting and seal coat at least partially filling the indentations.
申请公布号 US5910858(A) 申请公布日期 1999.06.08
申请号 US19960625860 申请日期 1996.04.01
申请人 MINNESOTA MINING AND MANUFACTURING COMPANY 发明人 FREY, CHERYL M.;WILSON, BRUCE B.
分类号 G02B5/128;(IPC1-7):G02B5/128;G02B5/126 主分类号 G02B5/128
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