JPH01135373U - - Google Patents
Info
- Publication number
- JPH01135373U JPH01135373U JP2852088U JP2852088U JPH01135373U JP H01135373 U JPH01135373 U JP H01135373U JP 2852088 U JP2852088 U JP 2852088U JP 2852088 U JP2852088 U JP 2852088U JP H01135373 U JPH01135373 U JP H01135373U
- Authority
- JP
- Japan
- Prior art keywords
- load circuit
- voltage detection
- private branch
- branch exchange
- voltage
- 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
- 238000001514 detection method Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
Landscapes
- Measurement Of Current Or Voltage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2852088U JPH01135373U (en]) | 1988-03-03 | 1988-03-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2852088U JPH01135373U (en]) | 1988-03-03 | 1988-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01135373U true JPH01135373U (en]) | 1989-09-18 |
Family
ID=31251954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2852088U Pending JPH01135373U (en]) | 1988-03-03 | 1988-03-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01135373U (en]) |
-
1988
- 1988-03-03 JP JP2852088U patent/JPH01135373U/ja active Pending
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