Document Type and Number:
Japanese Patent JPS5540573
Kind Code:
Y2
Application Number:
JP8232274U
Publication Date:
September 22, 1980
Filing Date:
July 12, 1974
Export Citation:
International Classes:
G11B5/11; G11B5/115; G11B5/29; G11B15/60; (IPC1-7): G11B5/28; G11B5/11; G11B15/60