Security element structure for documents, devices for controlling documents comprising such security elements, and method for using said security elements and devices
A Standard patent application filed on 24 April 1998 credited to Puttkammer, Frank
Details
Application number :
82083
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Security element structure for documents, devices for controlling documents comprising such security elements, and method for using said security elements and devices