JPH0213344U - - Google Patents
Info
- Publication number
- JPH0213344U JPH0213344U JP8992688U JP8992688U JPH0213344U JP H0213344 U JPH0213344 U JP H0213344U JP 8992688 U JP8992688 U JP 8992688U JP 8992688 U JP8992688 U JP 8992688U JP H0213344 U JPH0213344 U JP H0213344U
- Authority
- JP
- Japan
- Prior art keywords
- output
- voltage
- telephone line
- voltage comparator
- low
- 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
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8992688U JPH0213344U (enExample) | 1988-07-08 | 1988-07-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8992688U JPH0213344U (enExample) | 1988-07-08 | 1988-07-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0213344U true JPH0213344U (enExample) | 1990-01-26 |
Family
ID=31314465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8992688U Pending JPH0213344U (enExample) | 1988-07-08 | 1988-07-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0213344U (enExample) |
-
1988
- 1988-07-08 JP JP8992688U patent/JPH0213344U/ja active Pending
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