JPH01149185U - - Google Patents
Info
- Publication number
- JPH01149185U JPH01149185U JP4473088U JP4473088U JPH01149185U JP H01149185 U JPH01149185 U JP H01149185U JP 4473088 U JP4473088 U JP 4473088U JP 4473088 U JP4473088 U JP 4473088U JP H01149185 U JPH01149185 U JP H01149185U
- Authority
- JP
- Japan
- Prior art keywords
- incoming
- detection
- failure
- power
- flag
- 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 9
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4473088U JPH01149185U (sl) | 1988-04-04 | 1988-04-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4473088U JPH01149185U (sl) | 1988-04-04 | 1988-04-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01149185U true JPH01149185U (sl) | 1989-10-16 |
Family
ID=31271079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4473088U Pending JPH01149185U (sl) | 1988-04-04 | 1988-04-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01149185U (sl) |
-
1988
- 1988-04-04 JP JP4473088U patent/JPH01149185U/ja active Pending