JPH0392852U - - Google Patents

Info

Publication number
JPH0392852U
JPH0392852U JP8290U JP8290U JPH0392852U JP H0392852 U JPH0392852 U JP H0392852U JP 8290 U JP8290 U JP 8290U JP 8290 U JP8290 U JP 8290U JP H0392852 U JPH0392852 U JP H0392852U
Authority
JP
Japan
Prior art keywords
circuit
test
light emitting
busy state
short
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
JP8290U
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 JP8290U priority Critical patent/JPH0392852U/ja
Publication of JPH0392852U publication Critical patent/JPH0392852U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Structure Of Telephone Exchanges (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
JP8290U 1990-01-05 1990-01-05 Pending JPH0392852U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8290U JPH0392852U (enrdf_load_stackoverflow) 1990-01-05 1990-01-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8290U JPH0392852U (enrdf_load_stackoverflow) 1990-01-05 1990-01-05

Publications (1)

Publication Number Publication Date
JPH0392852U true JPH0392852U (enrdf_load_stackoverflow) 1991-09-20

Family

ID=31504052

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8290U Pending JPH0392852U (enrdf_load_stackoverflow) 1990-01-05 1990-01-05

Country Status (1)

Country Link
JP (1) JPH0392852U (enrdf_load_stackoverflow)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5438712A (en) * 1977-09-01 1979-03-23 Nippon Telegr & Teleph Corp <Ntt> Leased circuit meeting test equipment
JPS6035894A (ja) * 1983-04-21 1985-02-23 ノーザン・テレコム・リミテツド ループ試験回路
JPS61187491A (ja) * 1985-02-14 1986-08-21 Fujitsu Ltd 電話交換機の配線盤構造

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5438712A (en) * 1977-09-01 1979-03-23 Nippon Telegr & Teleph Corp <Ntt> Leased circuit meeting test equipment
JPS6035894A (ja) * 1983-04-21 1985-02-23 ノーザン・テレコム・リミテツド ループ試験回路
JPS61187491A (ja) * 1985-02-14 1986-08-21 Fujitsu Ltd 電話交換機の配線盤構造

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