Document Type and Number:
Japanese Patent JPS4834290
Kind Code:
B1
More Like This:
Application Number:
JP9363070A
Publication Date:
October 20, 1973
Filing Date:
October 26, 1970
Export Citation:
International Classes:
C23C8/42; C01G37/04; C23C12/00; C23C12/02; (IPC1-7): C01G37/04