Document Type and Number:
Japanese Patent JPS5754165
Kind Code:
U
Application Number:
JP13000080U
Publication Date:
March 30, 1982
Filing Date:
September 12, 1980
Export Citation:
International Classes:
G03G15/09; G03G21/00; G03G21/10; H01F7/02; H01F13/00; (IPC1-7): G03G15/09; G03G21/00; H01F13/00