Document Type and Number:
Japanese Patent JPS5050625
Kind Code:
A
Application Number:
JP10135973A
Publication Date:
May 07, 1975
Filing Date:
September 07, 1973
Export Citation:
International Classes:
H01F38/14; G11B5/02; G11B5/52; H01F41/02; (IPC1-7): G11B5/52; H01F31/00