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• High-tech invisible ink

  • Uploaded by: Sandia Labs
  • License: CC BY-NC-ND 2.0
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  • 502 views
  • Date taken: 2023-07-12 12:09:58
  • Date uploaded: 2025-01-20
  • Tags: anticounterfeit, ldrd, opticaltag, tamperdetection, sandianationallaboratories
  • Visibility: public