Document Type and Number:
Japanese Patent JPS5672310
Kind Code:
U
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Application Number:
JP15484079U
Publication Date:
June 13, 1981
Filing Date:
November 07, 1979
Export Citation:
International Classes:
G11B27/36; G11B5/027; G11B20/02; (IPC1-7): G11B5/027; G11B27/36