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Method of preparing an optically variable image device
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SYSNO 0574363 Title Method of preparing an optically variable image device Author(s) Horáček, Miroslav (UPT-D) RID, ORCID, SAI
Kolařík, Vladimír (UPT-D) RID, ORCID, SAIIssue data 2023 Name of the owner Ústav přístrojové techniky AV ČR, v. v. i. Date of the patent acceptance 13.09.2023 Patent no. or utility model no. or industrial design no. EP3497491 Code of the issuer name EPO_1 - European Patent Office Munich, The Hague, Berlin, Vienna, Brusselshttp://www.epo.org/ Territorial Protection UPP - evropský patent s jednotným účinkem
EPC - evropský patent podle Evropské patentové úmluvy
PCT - mezinárodní patentová ochrana dle Smlouvy o patentové spolupráciDocument Type Patentový dokument Institutional support UPT-D - RVO:68081731 Language eng Keywords diffractive device * cross gratings * spiral arrangement URL https://register.epo.org/application?number=EP17772297 Permanent Link https://hdl.handle.net/11104/0344740
Number of the records: 1