Document Type and Number:
Japanese Patent JPS4865807
Kind Code:
U
Application Number:
JP11173771U
Publication Date:
August 21, 1973
Filing Date:
November 30, 1971
Export Citation:
International Classes:
C22B26/10; G21C19/30; G21C19/313; (IPC1-7): C22B26/10; G21C19/30