| 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 |
US7152983(B2) |
申请公布日期 |
2006.12.26 |
| 申请号 |
US20030404265 |
申请日期 |
2003.04.01 |
| 申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
SMITH KENNETH L. |
| 分类号 |
G02B5/122;B29D11/00;G02B5/124 |
主分类号 |
G02B5/122 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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