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 (ru) | 1989-05-15 | 1989-05-15 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5566589U JPH02145852U (ru) | 1989-05-15 | 1989-05-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02145852U true JPH02145852U (ru) | 1990-12-11 |
Family
ID=31578821
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5566589U Pending JPH02145852U (ru) | 1989-05-15 | 1989-05-15 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02145852U (ru) |
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 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPH02145852U (ru) | ||
JPS6385938U (ru) | ||
JPH0282020U (ru) | ||
JPS5885777U (ja) | 電流報知器付コンセント | |
JPS60174392U (ja) | スピ−カラインの開放検出回路 | |
JPS60135033U (ja) | 直流地絡継電器 | |
JPH0397255U (ru) | ||
JPS62198712U (ru) | ||
JPS6257842U (ru) | ||
JPS6190348U (ru) | ||
JPS6289833U (ru) | ||
JPS6315644U (ru) | ||
JPS63176989U (ru) | ||
JPH03109416U (ru) | ||
JPS63111045U (ru) | ||
JPS63196123U (ru) | ||
JPS6219863U (ru) | ||
JPS59125736U (ja) | 信号検出回路 | |
JPS611959U (ja) | 電話回線接続用端末装置 | |
JPS62139134U (ru) | ||
JPH0210659U (ru) | ||
JPS6444736U (ru) | ||
JPH01124743U (ru) | ||
JPS63117284U (ru) | ||
JPS59112160U (ja) | 電流検出装置 |