| 发明名称 |
VAPOR-PERMEABLE RETROREFLECTIVE SHEETING |
| 摘要 |
Retroreflective sheeting in which a specularly reflective layer within the sheeting has extensive discontinuities which make the sheeting permeable to vapor, thereby allowing release of vapors from a substrate to which the sheeting is applied. |
| 申请公布号 |
EP0097467(A3) |
申请公布日期 |
1985.12.04 |
| 申请号 |
EP19830303387 |
申请日期 |
1983.06.10 |
| 申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
MAY, DAVID C. MINNESOTA MINING AND;BAILEY, TERRY R. MINNESOTA MINING AND |
| 分类号 |
B32B3/18;B32B7/02;B32B15/08;G09F13/16;(IPC1-7):G02B5/128 |
主分类号 |
B32B3/18 |
| 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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