JPS63144739U - - Google Patents

Info

Publication number
JPS63144739U
JPS63144739U JP1987036663U JP3666387U JPS63144739U JP S63144739 U JPS63144739 U JP S63144739U JP 1987036663 U JP1987036663 U JP 1987036663U JP 3666387 U JP3666387 U JP 3666387U JP S63144739 U JPS63144739 U JP S63144739U
Authority
JP
Japan
Prior art keywords
data line
transmitting
bidirectional data
receiving circuit
utility
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
JP1987036663U
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 JP1987036663U priority Critical patent/JPS63144739U/ja
Publication of JPS63144739U publication Critical patent/JPS63144739U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Dc Digital Transmission (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
JP1987036663U 1987-03-13 1987-03-13 Pending JPS63144739U (pl)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987036663U JPS63144739U (pl) 1987-03-13 1987-03-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987036663U JPS63144739U (pl) 1987-03-13 1987-03-13

Publications (1)

Publication Number Publication Date
JPS63144739U true JPS63144739U (pl) 1988-09-22

Family

ID=30847278

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987036663U Pending JPS63144739U (pl) 1987-03-13 1987-03-13

Country Status (1)

Country Link
JP (1) JPS63144739U (pl)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49106203A (pl) * 1973-02-08 1974-10-08
JPS59181860A (ja) * 1983-03-31 1984-10-16 Fujitsu Ltd 通信制御装置の診断方式

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49106203A (pl) * 1973-02-08 1974-10-08
JPS59181860A (ja) * 1983-03-31 1984-10-16 Fujitsu Ltd 通信制御装置の診断方式

Similar Documents

Publication Publication Date Title
JPS63144739U (pl)
JPS60127065U (ja) 送信モニタリング機能付きフアクシミリ
JPH0436652U (pl)
JPS60181941U (ja) 無線機
JPS6183358U (pl)
JPS5848151U (ja) 中継増幅装置
JPS5984952U (ja) ベル信号検出作動回路
JPS619902U (ja) 単極双投スイツチ
JPS61139041U (pl)
JPS62103343U (pl)
JPS58191715U (ja) 絶縁増幅器
JPS58162808U (ja) 心電図の記録装置
JPS6293829U (pl)
JPS6326141U (pl)
JPS62109542U (pl)
JPS5888471U (ja) 通信装置
JPS6157649U (pl)
JPS60163850U (ja) 送受信装置
JPS6321878U (pl)
JPS61109250U (pl)
JPS59149743U (ja) 折返し試験回路
JPS5824899U (ja) 緊急車両接近判別装置
JPH0266052U (pl)
JPS6142151U (ja) 送受信装置
JPS58182543U (ja) 加入者回線試験装置