Document Type and Number:
Japanese Patent JPS5018378
Kind Code:
B1
Application Number:
JP9052670A
Publication Date:
June 28, 1975
Filing Date:
October 16, 1970
Export Citation:
International Classes:
H01F1/00; G03G5/16; G03G19/00; G11B5/02; G11C11/02; G11C13/06; H04N1/27; (IPC1-7): G11B5/02; G03G19/00; G11C11/02; H04N1/22