JPH01137656U - - Google Patents
Info
- Publication number
- JPH01137656U JPH01137656U JP3336288U JP3336288U JPH01137656U JP H01137656 U JPH01137656 U JP H01137656U JP 3336288 U JP3336288 U JP 3336288U JP 3336288 U JP3336288 U JP 3336288U JP H01137656 U JPH01137656 U JP H01137656U
- Authority
- JP
- Japan
- Prior art keywords
- line
- communication
- terminal
- communication line
- switching means
- 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 2
- 238000010586 diagram Methods 0.000 description 3
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3336288U JPH01137656U (da) | 1988-03-14 | 1988-03-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3336288U JPH01137656U (da) | 1988-03-14 | 1988-03-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01137656U true JPH01137656U (da) | 1989-09-20 |
Family
ID=31260032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3336288U Pending JPH01137656U (da) | 1988-03-14 | 1988-03-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01137656U (da) |
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1988
- 1988-03-14 JP JP3336288U patent/JPH01137656U/ja active Pending