| 申请日期 | 2025-09-16 | 申请号 | US10499865 |
| 公开（公告）号 | US7198732B2 | 公开（公告）日 | 2007-04-03 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | Thomas Potrawa; Joachim Schulz | ||
| 简介 | Rare earth metal compounds are described which, due to their luminescence when irradiated with UV light, are suitable in particular for the marking of security-relevant items, such as documents or data carriers. | ||
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