Document Type and Number:
Japanese Patent JPS5410206
Kind Code:
U
Application Number:
JP8344477U
Publication Date:
January 23, 1979
Filing Date:
June 23, 1977
Export Citation:
International Classes:
G11B5/80; G03B31/04; G03B31/06; G06K19/00; (IPC1-7): G11B5/80; G03B31/04; G06K19/00