METHOD FOR PRODUCING A HOLOGRAM, AND SECURITY ELEMENT AND A SECURITY DOCUMENT | Patent Publication Number 20230286312

US 20230286312 A1
Patent Number-
Application Number18141511
Filled DateMay 1, 2023
Priority DateSep 5, 2018
Publication DateSep 14, 2023
Original Assignee
Current AssigneeOvd Kinegram Ag
Inventor/ApplicantsHarald Walter
Sebastian Mader
Corrado Fraschina
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