JPH02145852U - - Google Patents
Info
- Publication number
- JPH02145852U JPH02145852U JP5566589U JP5566589U JPH02145852U JP H02145852 U JPH02145852 U JP H02145852U JP 5566589 U JP5566589 U JP 5566589U JP 5566589 U JP5566589 U JP 5566589U JP H02145852 U JPH02145852 U JP H02145852U
- Authority
- JP
- Japan
- Prior art keywords
- output circuit
- voltage
- line monitoring
- monitoring circuit
- fax line
- 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
- 238000012544 monitoring process Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5566589U JPH02145852U (cs) | 1989-05-15 | 1989-05-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5566589U JPH02145852U (cs) | 1989-05-15 | 1989-05-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02145852U true JPH02145852U (cs) | 1990-12-11 |
Family
ID=31578821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5566589U Pending JPH02145852U (cs) | 1989-05-15 | 1989-05-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02145852U (cs) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62260460A (ja) * | 1986-05-02 | 1987-11-12 | Nec Corp | 端末装置 |
-
1989
- 1989-05-15 JP JP5566589U patent/JPH02145852U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62260460A (ja) * | 1986-05-02 | 1987-11-12 | Nec Corp | 端末装置 |
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