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
Application number
JP13522189U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0756523Y2 (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1989135221U priority Critical patent/JPH0756523Y2/ja
Publication of JPH0375649U publication Critical patent/JPH0375649U/ja
Application granted granted Critical
Publication of JPH0756523Y2 publication Critical patent/JPH0756523Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP1989135221U 1989-11-21 1989-11-21 電話回線保持回路 Expired - Lifetime JPH0756523Y2 (ja)

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 (de) 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 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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