Printed matter – Having revealable concealed information – fraud preventer or... – Identifier
Patent
1980-02-20
1985-10-01
Bell, Paul A.
Printed matter
Having revealable concealed information, fraud preventer or...
Identifier
283 94, 283904, 346 76L, 3461351, B42D 1500
Patent
active
045441812
ABSTRACT:
The invention relates to a multi-layered identification card comprising a card core laminated between cover sheets with user information appearing on the card inlet. At least one of the cover sheets is transparent. The information is provided on the inlet by means of a laser beam being controlled accordingly so as to protect against forgery. When producing the card the information is provided onto the inlet through the transparent cover sheet.
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Devrient Ludwig
Gauch Wolfgang
Maurer Thomas
Bell Paul A.
GAO Gesellschaft fur Automation und Organisation mbH
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