| 发明名称 |
IRREVERSIBLE THIN FILM DISPLAY WITH CLEARING AGENT |
| 摘要 |
<p>Display information is revealed from behind a metal film that can be cleared upon effective contact with a clearing agent. The metal film, white opaque, is generally less than 1000 Angstroms thick and can be cleared by exposure to innocuous agents including food or other household products.</p> |
| 申请公布号 |
CA2322607(C) |
申请公布日期 |
2006.12.19 |
| 申请号 |
CA20002322607 |
申请日期 |
2000.10.06 |
| 申请人 |
TIMER TECHNOLOGIES, LLC |
发明人 |
GOOD, DAVID M.;VERSCHUUR, GERRIT L.;SHADLE, MARK A.;MITCHELL, CHAUNCEY T., JR. |
| 分类号 |
G09F3/02;B41M7/00;B44C1/14;B44C3/00;B44F1/12;G09F3/03 |
主分类号 |
G09F3/02 |
| 代理机构 |
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