JPH0375649U - - Google Patents
Info
- Publication number
- JPH0375649U JPH0375649U JP13522189U JP13522189U JPH0375649U JP H0375649 U JPH0375649 U JP H0375649U JP 13522189 U JP13522189 U JP 13522189U JP 13522189 U JP13522189 U JP 13522189U JP H0375649 U JPH0375649 U JP H0375649U
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- thyristor
- telephone
- telephone line
- 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.)
- Granted
Links
- 230000037431 insertion Effects 0.000 claims 2
- 238000003780 insertion Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989135221U JPH0756523Y2 (ja) | 1989-11-21 | 1989-11-21 | 電話回線保持回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989135221U JPH0756523Y2 (ja) | 1989-11-21 | 1989-11-21 | 電話回線保持回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0375649U true JPH0375649U (es) | 1991-07-30 |
JPH0756523Y2 JPH0756523Y2 (ja) | 1995-12-25 |
Family
ID=31682501
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989135221U Expired - Lifetime JPH0756523Y2 (ja) | 1989-11-21 | 1989-11-21 | 電話回線保持回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0756523Y2 (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006235696A (ja) * | 2005-02-22 | 2006-09-07 | Hitachi Ltd | ディスク装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60257643A (ja) * | 1984-06-04 | 1985-12-19 | Matsushita Electric Ind Co Ltd | 電話回線保留回路 |
-
1989
- 1989-11-21 JP JP1989135221U patent/JPH0756523Y2/ja not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60257643A (ja) * | 1984-06-04 | 1985-12-19 | Matsushita Electric Ind Co Ltd | 電話回線保留回路 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006235696A (ja) * | 2005-02-22 | 2006-09-07 | Hitachi Ltd | ディスク装置 |
JP4621039B2 (ja) * | 2005-02-22 | 2011-01-26 | 株式会社日立製作所 | ディスク装置 |
Also Published As
Publication number | Publication date |
---|---|
JPH0756523Y2 (ja) | 1995-12-25 |