Document Type and Number:
Japanese Patent JPS4927486
Kind Code:
Y1
Application Number:
JP126470U
Publication Date:
July 25, 1974
Filing Date:
December 18, 1970
Export Citation:
International Classes:
C01G37/027; B01J3/04; G11B5/70; H01F1/11; (IPC1-7): B01J3/04; G11B5/70; H01F1/11