Document Type and Number:
Japanese Patent JPS5616091
Kind Code:
B2
Application Number:
JP3081177A
Publication Date:
April 14, 1981
Filing Date:
March 18, 1977
Export Citation:
International Classes:
C09C1/22; C01G49/02; C01G49/08; C09C1/00; H01F1/10; H01F1/11