JPH01139647U - - Google Patents
Info
- Publication number
- JPH01139647U JPH01139647U JP3606188U JP3606188U JPH01139647U JP H01139647 U JPH01139647 U JP H01139647U JP 3606188 U JP3606188 U JP 3606188U JP 3606188 U JP3606188 U JP 3606188U JP H01139647 U JPH01139647 U JP H01139647U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- supply limit
- private branch
- branch exchange
- limit point
- Prior art date
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 125000004122 cyclic group Chemical group 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Communication Control (AREA)
- Devices For Supply Of Signal Current (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3606188U JPH01139647U (en]) | 1988-03-18 | 1988-03-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3606188U JPH01139647U (en]) | 1988-03-18 | 1988-03-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01139647U true JPH01139647U (en]) | 1989-09-25 |
Family
ID=31262679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3606188U Pending JPH01139647U (en]) | 1988-03-18 | 1988-03-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01139647U (en]) |
-
1988
- 1988-03-18 JP JP3606188U patent/JPH01139647U/ja active Pending