发明名称 Lamina comprising cube corner elements and retroreflective sheeting
摘要 The present invention is directed to lamina(e) comprising cube corner elements, a tool comprising an assembly of laminae and replicas thereof. The invention further relates to retroreflective sheeting.
申请公布号 US7329012(B2) 申请公布日期 2008.02.12
申请号 US20070832908 申请日期 2007.08.02
申请人 3M INNOVATIVE PROPERTIES COMPANY 发明人 SMITH KENNETH L.
分类号 G02B5/124;B29D11/00 主分类号 G02B5/124
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