Document Type and Number:
Japanese Patent JPS5177498
Kind Code:
U
Application Number:
JP15150274U
Publication Date:
June 18, 1976
Filing Date:
December 16, 1974
Export Citation:
International Classes:
G21F5/015; G21F3/00; G21F5/00; G21F7/00; (IPC1-7): G21F5/00; G21F3/00