Document Type and Number:
Japanese Patent JPS5298097
Kind Code:
U
Application Number:
JP453676U
Publication Date:
July 23, 1977
Filing Date:
January 21, 1976
Export Citation:
International Classes:
G21C1/20; G21C11/02; G21C13/00; G21C15/02; (IPC1-7): G21C13/00; G21C15/02