Document Type and Number:
Japanese Patent JPH0231117
Kind Code:
Y2
Application Number:
JP5978587U
Publication Date:
August 22, 1990
Filing Date:
April 20, 1987
Export Citation:
International Classes:
D06F71/00; D06F73/00; (IPC1-7): D06F71/00; D06F73/00
Next Patent: JPH0231118