Security bands to prevent counterfeiting with color copies
Security bands to prevent counterfeiting with color copies
Security card and method of manufacture
Security card and security card blank
Security coding
Security cover for objects, particularly for containers with...
Security device
Security device
Security device
Security device
Security device and authenticatable item
Security device comprising optically variable data and method fo
Security device for document protection
Security device for sheet material and method of marking the dev
Security devices
Security devices
Security diffraction devices difficult to exactly duplicate
Security document
Security document
Security document