Document Type and Number:
Japanese Patent JPS5788313
Kind Code:
U
Application Number:
JP16676480U
Publication Date:
May 31, 1982
Filing Date:
November 20, 1980
Export Citation:
International Classes:
H03F3/45; G11B5/027; G11B5/09; H03F3/181; (IPC1-7): H03F3/181; G11B5/09