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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5228480
Kind Code:
Y2
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Application Number:
JP5721771U
Publication Date:
June 28, 1977
Filing Date:
July 01, 1971
Export Citation:
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International Classes:
G09F3/00; G09F3/02; (IPC1-7): G09F3/00