Document Type and Number:
Japanese Patent JPS5137951
Kind Code:
Y2
Application Number:
JP1253971U
Publication Date:
September 17, 1976
Filing Date:
February 26, 1971
Export Citation:
International Classes:
H01F27/30; H01F17/02; H01F27/28; H01F29/00; H01F37/00; (IPC1-7): H01F29/00; H01F27/28