JPH0382989U - - Google Patents

Info

Publication number
JPH0382989U
JPH0382989U JP14233289U JP14233289U JPH0382989U JP H0382989 U JPH0382989 U JP H0382989U JP 14233289 U JP14233289 U JP 14233289U JP 14233289 U JP14233289 U JP 14233289U JP H0382989 U JPH0382989 U JP H0382989U
Authority
JP
Japan
Prior art keywords
circuit
call state
power outage
power
time
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
Application number
JP14233289U
Other languages
English (en)
Japanese (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 JP14233289U priority Critical patent/JPH0382989U/ja
Publication of JPH0382989U publication Critical patent/JPH0382989U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP14233289U 1989-12-08 1989-12-08 Pending JPH0382989U (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14233289U JPH0382989U (fr) 1989-12-08 1989-12-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14233289U JPH0382989U (fr) 1989-12-08 1989-12-08

Publications (1)

Publication Number Publication Date
JPH0382989U true JPH0382989U (fr) 1991-08-23

Family

ID=31689165

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14233289U Pending JPH0382989U (fr) 1989-12-08 1989-12-08

Country Status (1)

Country Link
JP (1) JPH0382989U (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60103896A (ja) * 1983-11-11 1985-06-08 Nec Corp 局線インタフエ−ス回路
JPS6123496A (ja) * 1984-07-11 1986-01-31 Matsushita Electric Ind Co Ltd 構内自動交換機システム
JPS63232599A (ja) * 1987-03-19 1988-09-28 Toshiba Corp 電話システム

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60103896A (ja) * 1983-11-11 1985-06-08 Nec Corp 局線インタフエ−ス回路
JPS6123496A (ja) * 1984-07-11 1986-01-31 Matsushita Electric Ind Co Ltd 構内自動交換機システム
JPS63232599A (ja) * 1987-03-19 1988-09-28 Toshiba Corp 電話システム

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