Document Type and Number:
Japanese Patent JPH0418036
Kind Code:
Y2
Application Number:
JP18623087U
Publication Date:
April 22, 1992
Filing Date:
December 07, 1987
Export Citation:
International Classes:
G06F3/041; G06F3/03; G06K11/06; (IPC1-7): G06F3/03; G06K11/18
Next Patent: JPH0418037