Document Type and Number:
Japanese Patent JPS5175206
Kind Code:
U
Application Number:
JP15015674U
Publication Date:
June 14, 1976
Filing Date:
December 10, 1974
Export Citation:
International Classes:
G11B15/60; G11B15/66; G11B15/675; (IPC1-7): G11B15/60; G11B15/66