Security element structure for documents, devices for checking documents with such security elements, method for the use thereof
A Standard patent application filed on 24 April 1998 credited to Puttkammer, Frank
Details
Application number :
82082
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Security element structure for documents, devices for checking documents with such security elements, method for the use thereof