JPH0359787U - - Google Patents

Info

Publication number
JPH0359787U
JPH0359787U JP12153289U JP12153289U JPH0359787U JP H0359787 U JPH0359787 U JP H0359787U JP 12153289 U JP12153289 U JP 12153289U JP 12153289 U JP12153289 U JP 12153289U JP H0359787 U JPH0359787 U JP H0359787U
Authority
JP
Japan
Prior art keywords
telephone
circuit
loop
relay
coupling element
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
JP12153289U
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 JP12153289U priority Critical patent/JPH0359787U/ja
Publication of JPH0359787U publication Critical patent/JPH0359787U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Interface Circuits In Exchanges (AREA)
JP12153289U 1989-10-16 1989-10-16 Pending JPH0359787U (US06582424-20030624-M00016.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12153289U JPH0359787U (US06582424-20030624-M00016.png) 1989-10-16 1989-10-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12153289U JPH0359787U (US06582424-20030624-M00016.png) 1989-10-16 1989-10-16

Publications (1)

Publication Number Publication Date
JPH0359787U true JPH0359787U (US06582424-20030624-M00016.png) 1991-06-12

Family

ID=31669567

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12153289U Pending JPH0359787U (US06582424-20030624-M00016.png) 1989-10-16 1989-10-16

Country Status (1)

Country Link
JP (1) JPH0359787U (US06582424-20030624-M00016.png)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5439510A (en) * 1977-09-05 1979-03-27 Hitachi Ltd Detection circuit for outgoing call

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5439510A (en) * 1977-09-05 1979-03-27 Hitachi Ltd Detection circuit for outgoing call

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