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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6342996
Kind Code:
B2
Inventors:
SAITO KAZUHITO
Application Number:
JP14663880A
Publication Date:
August 26, 1988
Filing Date:
October 20, 1980
Export Citation:
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Assignee:
RICOH KK
International Classes:
H04Q9/00; G08B19/00; G08B25/00; H04Q9/10; H04Q9/16