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Patent Searching and Data

Document Type and Number:
Japanese Patent JPS5866449
Kind Code:
Application Number:
Publication Date:
May 06, 1983
Filing Date:
October 27, 1981
Export Citation:
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International Classes:
G06K7/01; G06K7/00; G06K7/10; G06K13/067; G06K19/00; G08G1/127; (IPC1-7): G06K7/00; G06K19/00