Document Type and Number:
Japanese Patent JPS57114571
Kind Code:
U
Application Number:
JP104281U
Publication Date:
July 15, 1982
Filing Date:
January 08, 1981
Export Citation:
International Classes:
G11B17/049; G11B17/04; G11B19/00; (IPC1-7): G11B19/00; G11B17/04
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