JPS5023907A - - Google Patents
Info
- Publication number
- JPS5023907A JPS5023907A JP7456873A JP7456873A JPS5023907A JP S5023907 A JPS5023907 A JP S5023907A JP 7456873 A JP7456873 A JP 7456873A JP 7456873 A JP7456873 A JP 7456873A JP S5023907 A JPS5023907 A JP S5023907A
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Monitoring And Testing Of Exchanges (AREA)
- Meter Arrangements (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7456873A JPS5346404B2 (en) | 1973-07-02 | 1973-07-02 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7456873A JPS5346404B2 (en) | 1973-07-02 | 1973-07-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5023907A true JPS5023907A (en) | 1975-03-14 |
JPS5346404B2 JPS5346404B2 (en) | 1978-12-13 |
Family
ID=13550934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7456873A Expired JPS5346404B2 (en) | 1973-07-02 | 1973-07-02 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5346404B2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5696567A (en) * | 1979-12-28 | 1981-08-04 | Nec Corp | Telephone system of call tone identification on charging time band |
JPS634967U (en) * | 1986-06-27 | 1988-01-13 |
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1973
- 1973-07-02 JP JP7456873A patent/JPS5346404B2/ja not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5696567A (en) * | 1979-12-28 | 1981-08-04 | Nec Corp | Telephone system of call tone identification on charging time band |
JPS634967U (en) * | 1986-06-27 | 1988-01-13 |
Also Published As
Publication number | Publication date |
---|---|
JPS5346404B2 (en) | 1978-12-13 |