Document Type and Number:
Japanese Patent JPS4821466
Kind Code:
U
Application Number:
JP6370971U
Publication Date:
March 10, 1973
Filing Date:
July 19, 1971
Export Citation:
International Classes:
D06F39/14; D06F39/00; D06F39/08; D06F39/12; (IPC1-7): D06F39/12; D06F39/08; D06F39/14