| 发明名称 |
TAMPER-INDICATING RADIO FREQUENCY IDENTIFICATION TAG AND METHODS OF INDICATING TAMPERING OF A RADIO FREQUENCY IDENTIFICATION TAG |
| 摘要 |
A tamper-indicating radio frequency identification tag including a substrate comprising piezoelectric material. The present invention also relates to methods of indicating that a radio frequency identification tag has been tampered with.
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| 申请公布号 |
US2008143519(A1) |
申请公布日期 |
2008.06.19 |
| 申请号 |
US20060613082 |
申请日期 |
2006.12.19 |
| 申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
PIOTROWSKI CHESTER |
| 分类号 |
G08B21/00 |
主分类号 |
G08B21/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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