Document Type and Number:
Japanese Patent JPS5131046
Kind Code:
B2
Application Number:
JP5902671A
Publication Date:
September 04, 1976
Filing Date:
August 06, 1971
Export Citation:
International Classes:
H04Q5/00; H04M3/02; H04M19/00; H04Q5/08; (IPC1-7): H04Q5/00; H04M19/00