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Title:
AUTHENTICITY DISCRIMINATOR FOR PRINTED MATTER
Document Type and Number:
Japanese Patent JPS63244194
Kind Code:
A
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Inventors:
SANO TSUTOMU
Application Number:
JP7584587A
Publication Date:
October 11, 1988
Filing Date:
March 31, 1987
Export Citation:
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Assignee:
TOSHIBA CORP
International Classes:
G01N21/89; G01N21/88; G01N21/892; G01N21/93; G07D7/00; (IPC1-7): G01N21/89; G07D7/00
Attorney, Agent or Firm:
Noriyuki Noriyuki



 
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