Document Type and Number:
Japanese Patent JPS5145760
Kind Code:
B1
Application Number:
JP3404171A
Publication Date:
December 04, 1976
Filing Date:
May 21, 1971
Export Citation:
International Classes:
G21F9/00; C22B9/02; C22B26/10; G21C15/00; (IPC1-7): G21F9/00