JPS49123713A - - Google Patents
Info
- Publication number
- JPS49123713A JPS49123713A JP3716373A JP3716373A JPS49123713A JP S49123713 A JPS49123713 A JP S49123713A JP 3716373 A JP3716373 A JP 3716373A JP 3716373 A JP3716373 A JP 3716373A JP S49123713 A JPS49123713 A JP S49123713A
- 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
- Devices For Supply Of Signal Current (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3716373A JPS5610829B2 (https=) | 1973-03-30 | 1973-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3716373A JPS5610829B2 (https=) | 1973-03-30 | 1973-03-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS49123713A true JPS49123713A (https=) | 1974-11-27 |
| JPS5610829B2 JPS5610829B2 (https=) | 1981-03-10 |
Family
ID=12489916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3716373A Expired JPS5610829B2 (https=) | 1973-03-30 | 1973-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5610829B2 (https=) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51100618A (en) * | 1975-03-03 | 1976-09-06 | Nippon Telegraph & Telephone | Denwakokankiniokeru chokuryudenryukyokyuhoshiki |
| JPS5296808A (en) * | 1976-02-09 | 1977-08-15 | Western Electric Co | Line circuit |
| JPS52106612A (en) * | 1976-03-02 | 1977-09-07 | Ibm | Twoowire extension circuit |
| JPS53100708A (en) * | 1977-02-15 | 1978-09-02 | Oki Electric Ind Co Ltd | Current supply circuit |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3522384A (en) * | 1968-01-16 | 1970-07-28 | Tri State Communication Servic | Constant current operation of central office telephone equipment |
| US3649769A (en) * | 1970-10-28 | 1972-03-14 | Gen Electric | Circuit for supplying direct current to a telephone line |
| JPS49129408U (https=) * | 1973-03-05 | 1974-11-07 |
-
1973
- 1973-03-30 JP JP3716373A patent/JPS5610829B2/ja not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3522384A (en) * | 1968-01-16 | 1970-07-28 | Tri State Communication Servic | Constant current operation of central office telephone equipment |
| US3649769A (en) * | 1970-10-28 | 1972-03-14 | Gen Electric | Circuit for supplying direct current to a telephone line |
| JPS49129408U (https=) * | 1973-03-05 | 1974-11-07 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51100618A (en) * | 1975-03-03 | 1976-09-06 | Nippon Telegraph & Telephone | Denwakokankiniokeru chokuryudenryukyokyuhoshiki |
| JPS5296808A (en) * | 1976-02-09 | 1977-08-15 | Western Electric Co | Line circuit |
| JPS52106612A (en) * | 1976-03-02 | 1977-09-07 | Ibm | Twoowire extension circuit |
| JPS53100708A (en) * | 1977-02-15 | 1978-09-02 | Oki Electric Ind Co Ltd | Current supply circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5610829B2 (https=) | 1981-03-10 |