Document Type and Number:
Japanese Patent JPS511086
Kind Code:
B1
Application Number:
JP1689870A
Publication Date:
January 13, 1976
Filing Date:
February 28, 1970
Export Citation:
International Classes:
H04Q5/00; H04M1/00; H04M13/00; H04Q5/08; (IPC1-7): H04M13/00; H04M1/00; H04Q5/00
Domestic Patent References:
| JP40008964A | ||||
| JP41013923A |
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