Patents Assigned to Jadrimex Automation Group B.V.
  • Process for checking the authenticity of documents as well as apparatus therefor
    Patent number: 4634872
    Abstract: Process and apparatus for checking the authenticity of valuable documents by subjecting the document to be checked in a closed room to at least incident light, transmitting and floodlight, especially floodlight at angles of 0 tot 15.degree.. Apparatus is described with document examination places without relative interference of the different radiation.
    Type: Grant
    Filed: March 2, 1984
    Date of Patent: January 6, 1987
    Assignee: Jadrimex Automation Group B.V.
    Inventors: Cornelis D. Janus, Alle Wielenga