Title:
METHOD AND APPARATUS FOR INSPECTING AUTHENTICITY OF CERTIFICATE
Document Type and Number:
Japanese Patent JPS59177690
Kind Code:
A
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°.Apparatus is described with document examination places without relative interference of the different radiation.
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Inventors:
ARU UIIRENGA
KOONERISU DEIONISHIUSU JIEINAS
KOONERISU DEIONISHIUSU JIEINAS
Application Number:
JP4025684A
Publication Date:
October 08, 1984
Filing Date:
March 02, 1984
Export Citation:
Assignee:
JIYADORIMETSUKUSU AUTOMATION G
International Classes:
B42D15/10; G01N21/64; G07D7/00; G07D7/12; (IPC1-7): B42D15/02; G01N21/64; G06F15/30; G07D7/00
Attorney, Agent or Firm:
Nobuyuki Iida