Conductive inks, semi-conductive inks, dielectric inks; thinners and thickeners for conductive, semi-conductive and dielectric inks; powdered inks in the nature of colorants; all the aforesaid goods being particularly intended for the manufacture of automated access control apparatus and instruments, apparatus and instruments for identifying finger or palm prints, apparatus and instruments for visual or eye identification, computer screens, smartphones, tablets and reading lights, biometric r...