Document Type and Number:
Japanese Patent JPS5134687
Kind Code:
B1
Application Number:
JP4399570A
Publication Date:
September 28, 1976
Filing Date:
May 25, 1970
Export Citation:
International Classes:
H04M1/00; H04M1/70; H04Q5/00; H04Q5/08; (IPC1-7): H04Q5/00; H04M1/00; H04M1/70