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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4317540
Kind Code:
Y1
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Application Number:
JP10683367U
Publication Date:
July 20, 1968
Filing Date:
December 14, 1967
Export Citation:
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International Classes:
G06G7/26; G06G7/12; (IPC1-7): G06G7/12