Document Type and Number:
Japanese Patent JPH0448758
Kind Code:
U
Application Number:
JP9052190U
Publication Date:
April 24, 1992
Filing Date:
August 29, 1990
Export Citation:
International Classes:
G10L15/00; H04M3/42; H04Q3/58; (IPC1-7): H04M3/42; G10L3/00; H04M3/42; H04Q3/58
Next Patent: JPS448759