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.
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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 |
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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