| 发明名称 |
High entrance angle retroreflective article with spherical refracting elements |
| 摘要 |
Retroreflective article that provides effective retroreflective brightness at very high entrance angles as well as low entrance angles. |
| 申请公布号 |
AU6342896(A) |
申请公布日期 |
1997.01.30 |
| 申请号 |
AU19960063428 |
申请日期 |
1996.06.27 |
| 申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
TERRY R BAILEY;LOUIS C. BELISLE;LARRY K STUMP;GREGORY F JACOBS;DAVID G. SCHUELER;DALE H. HAUNSCHILD |
| 分类号 |
E01F9/00;E01F9/015;E01F9/03;E01F9/04;E01F9/08;G02B5/124;G02B5/128 |
主分类号 |
E01F9/00 |
| 代理机构 |
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代理人 |
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