| 发明名称 |
Marking device, method and apparatus for the production thereof and a method for reading a marking device of this type |
| 摘要 |
A marking device for the identification of an object includes laterally offset regions formed directly on the object with different magnetic characteristics. The different regions can have histeresis loops shifted differently to one another.
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| 申请公布号 |
US7055758(B2) |
申请公布日期 |
2006.06.06 |
| 申请号 |
US20020204498 |
申请日期 |
2002.09.26 |
| 申请人 |
BERLINER ELEKTRONENSPEICHERRING-GESELLSCHAFT FUR SYNCHROTRONSTRAHLUNG M.B.H. |
发明人 |
MORENZIN JAN;SCHONDELMAIER DANIEL;EBERHARDT WOLFGANG |
| 分类号 |
G06K19/06;G06K1/12;G06K19/12 |
主分类号 |
G06K19/06 |
| 代理机构 |
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