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Patent Searching and Data


Title:
CIRCUIT FOR DISCRIMINATING BETWEEN SURFACE AND BACK OF PRIN-TED MATTER
Document Type and Number:
Japanese Patent JPS5972589
Kind Code:
A
Inventors:
FUJIOKA TOSHINORI
Application Number:
JP18283782A
Publication Date:
April 24, 1984
Filing Date:
October 20, 1982
Export Citation:
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Assignee:
HITACHI LTD
International Classes:
G07D9/00; G07D7/00; (IPC1-7): G07D7/00
Domestic Patent References:
JPS533294A1978-01-12
JPS4724396A
JPS5422898A1979-02-21
JPS5627492A1981-03-17
Attorney, Agent or Firm:
Katsuo Ogawa