Application and method for checking documents with effective optical diffractionsecurity layer
A Standard patent application filed on 24 April 1998 credited to Puttkammer, Frank

Details

Application number :

82084  

Application type :

Standard  

Application status :

LAPSED  

Under opposition :

No  

Proceeding type :

 

Invention title :

Application and method for checking documents with effective optical diffractionsecurity layer  

Inventor :

Puttkammer, Frank  

Agent name :

 

Address for service :

 

Filing date :

24 April 1998  

Associated companies :

 

Applicant name :

WHD Elektronische Pruftechnik GmbH  

Applicant address :

 

Old name :

 

Original Source :

Go  

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