Document Type and Number:
Japanese Patent JPS5258606
Kind Code:
U
Application Number:
JP14579675U
Publication Date:
April 28, 1977
Filing Date:
October 24, 1975
Export Citation:
International Classes:
G11B5/78; G03B31/04; G11B15/18; G11B23/42; G11B31/00; (IPC1-7): G11B31/00; G03B31/04; G11B5/78; G11B15/18