Document Type and Number:
Japanese Patent JPS5298404
Kind Code:
U
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Application Number:
JP665676U
Publication Date:
July 25, 1977
Filing Date:
January 23, 1976
Export Citation:
International Classes:
G11B17/032; G11B17/32; (IPC1-7): G11B19/20; G11B25/04; G11B3/00; H04N5/76