Document Type and Number:
Japanese Patent JPS527397
Kind Code:
U
Application Number:
JP8380975U
Publication Date:
January 19, 1977
Filing Date:
June 18, 1975
Export Citation:
International Classes:
D06F79/02; D06F71/00; D06F75/00; D06F75/40; (IPC1-7): D06F71/00; D06F75/00; D06F75/40