Document Type and Number:
Japanese Patent JPS5685416
Kind Code:
U
Application Number:
JP16679379U
Publication Date:
July 09, 1981
Filing Date:
November 30, 1979
Export Citation:
International Classes:
H03G3/10; G11B20/04; H03G3/02; (IPC1-7): H03G3/02; G11B5/033