Document Type and Number:
Japanese Patent JPS5410206
Kind Code:
B2
Application Number:
JP11993573A
Publication Date:
May 02, 1979
Filing Date:
October 26, 1973
Export Citation:
International Classes:
H04M3/22; H04B3/00; H04B3/46; H04M3/00; H04Q1/20; H04Q3/545; H04Q9/00