Document Type and Number:
Japanese Patent JPS5258605
Kind Code:
U
Application Number:
JP14599675U
Publication Date:
April 28, 1977
Filing Date:
October 25, 1975
Export Citation:
International Classes:
H04B1/20; G11B5/027; G11B15/02; G11B31/00; (IPC1-7): G11B31/00; G11B5/033; G11B15/02; H04B1/20