Document Type and Number:
Japanese Patent JPS5388112
Kind Code:
U
Application Number:
JP17227376U
Publication Date:
July 19, 1978
Filing Date:
December 22, 1976
Export Citation:
International Classes:
G11B15/02; G11B15/66; G11B15/665; (IPC1-7): G11B15/66; G11B15/02