Document Type and Number:
Japanese Patent JPS5022366
Kind Code:
B1
Application Number:
JP5623069A
Publication Date:
July 30, 1975
Filing Date:
July 16, 1969
Export Citation:
International Classes:
H04Q3/42; H04M1/00; H04M9/04; H04M13/00; H04Q5/00; H04Q5/24; (IPC1-7): H04M13/00; H04M1/00; H04M9/04; H04Q5/00
Domestic Patent References:
| JP42026728A | ||||
| JP44000487A |