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EP3418065 | Nov 10, 2021 | Micro-Optic Element With Colour Changing | 1 |
EP3313668 | May 1, 2019 | Method For Changing An Edge Of A Portable Card-Shaped Data Carrier | 1 |
EP3286012 | Mar 20, 2019 | Multilayer Security Element | 2 |
EP1080454 | Jan 3, 2018 | Access-Controlled Data Storage Medium | 1 |
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