Document Type and Number:
Japanese Patent JPS5323838
Kind Code:
Y2
Application Number:
JP8531574U
Publication Date:
June 19, 1978
Filing Date:
July 17, 1974
Export Citation:
International Classes:
D06F71/20; D06C5/00; D06F71/00; D06F71/18; (IPC1-7): D06F71/18; D06C5/00