DIFF Subgroup
G07D 7/005 Testing security markings invisible to the naked eye, e.g. verifying thickened lines or unobtrusive markings or alterations
Introduced: January 2016
Full Title
Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency > Testing security markings invisible to the naked eye, e.g. verifying thickened lines or unobtrusive markings or alterations
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
Child Classifications
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