JPS5440323B2 - - Google Patents
Info
- Publication number
- JPS5440323B2 JPS5440323B2 JP998175A JP998175A JPS5440323B2 JP S5440323 B2 JPS5440323 B2 JP S5440323B2 JP 998175 A JP998175 A JP 998175A JP 998175 A JP998175 A JP 998175A JP S5440323 B2 JPS5440323 B2 JP S5440323B2
- 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.)
- Expired
Links
Landscapes
- Interface Circuits In Exchanges (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP998175A JPS5185306A (en) | 1975-01-23 | 1975-01-23 | Jidodenwakokankino shingokenshutsukairo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP998175A JPS5185306A (en) | 1975-01-23 | 1975-01-23 | Jidodenwakokankino shingokenshutsukairo |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5185306A JPS5185306A (en) | 1976-07-26 |
| JPS5440323B2 true JPS5440323B2 (en:Method) | 1979-12-03 |
Family
ID=11735063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP998175A Granted JPS5185306A (en) | 1975-01-23 | 1975-01-23 | Jidodenwakokankino shingokenshutsukairo |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5185306A (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4087646A (en) * | 1977-01-28 | 1978-05-02 | Bell Telephone Laboratories, Incorporated | Dual mode telephone subscriber loop current detector |
| JPS5811109Y2 (ja) * | 1981-12-25 | 1983-03-01 | 株式会社日立製作所 | 夜間切替回路 |
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1975
- 1975-01-23 JP JP998175A patent/JPS5185306A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5185306A (en) | 1976-07-26 |