JPH0744110Y2 - 専用線ケーブル切替装置 - Google Patents

専用線ケーブル切替装置

Info

Publication number
JPH0744110Y2
JPH0744110Y2 JP14152789U JP14152789U JPH0744110Y2 JP H0744110 Y2 JPH0744110 Y2 JP H0744110Y2 JP 14152789 U JP14152789 U JP 14152789U JP 14152789 U JP14152789 U JP 14152789U JP H0744110 Y2 JPH0744110 Y2 JP H0744110Y2
Authority
JP
Japan
Prior art keywords
signal
line
switching
unit
received
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.)
Expired - Fee Related
Application number
JP14152789U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0382945U (OSRAM
Inventor
伸夫 高松
俊一 佐野
晴好 馬渡
悟 横山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 by Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP14152789U priority Critical patent/JPH0744110Y2/ja
Publication of JPH0382945U publication Critical patent/JPH0382945U/ja
Application granted granted Critical
Publication of JPH0744110Y2 publication Critical patent/JPH0744110Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Monitoring And Testing Of Exchanges (AREA)
JP14152789U 1989-12-08 1989-12-08 専用線ケーブル切替装置 Expired - Fee Related JPH0744110Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14152789U JPH0744110Y2 (ja) 1989-12-08 1989-12-08 専用線ケーブル切替装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14152789U JPH0744110Y2 (ja) 1989-12-08 1989-12-08 専用線ケーブル切替装置

Publications (2)

Publication Number Publication Date
JPH0382945U JPH0382945U (OSRAM) 1991-08-23
JPH0744110Y2 true JPH0744110Y2 (ja) 1995-10-09

Family

ID=31688411

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14152789U Expired - Fee Related JPH0744110Y2 (ja) 1989-12-08 1989-12-08 専用線ケーブル切替装置

Country Status (1)

Country Link
JP (1) JPH0744110Y2 (OSRAM)

Also Published As

Publication number Publication date
JPH0382945U (OSRAM) 1991-08-23

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Legal Events

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LAPS Cancellation because of no payment of annual fees