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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5256534
Kind Code:
U
Application Number:
JP14339675U
Publication Date:
April 23, 1977
Filing Date:
October 20, 1975
Export Citation:
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International Classes:
G06F3/06; G06F3/00; G11B5/00; G11B20/10; (IPC1-7): G06F13/04; G06F3/00; G11B5/00