JPS61247135A - 伝送路網切替装置 - Google Patents

伝送路網切替装置

Info

Publication number
JPS61247135A
JPS61247135A JP8750685A JP8750685A JPS61247135A JP S61247135 A JPS61247135 A JP S61247135A JP 8750685 A JP8750685 A JP 8750685A JP 8750685 A JP8750685 A JP 8750685A JP S61247135 A JPS61247135 A JP S61247135A
Authority
JP
Japan
Prior art keywords
transmission line
line network
transmission
changeover
switching device
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.)
Granted
Application number
JP8750685A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0528532B2 (enrdf_load_stackoverflow
Inventor
Hiroteru Yoshifuji
裕輝 吉藤
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.)
NEC Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Priority to JP8750685A priority Critical patent/JPS61247135A/ja
Publication of JPS61247135A publication Critical patent/JPS61247135A/ja
Publication of JPH0528532B2 publication Critical patent/JPH0528532B2/ja
Granted legal-status Critical Current

Links

JP8750685A 1985-04-25 1985-04-25 伝送路網切替装置 Granted JPS61247135A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8750685A JPS61247135A (ja) 1985-04-25 1985-04-25 伝送路網切替装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8750685A JPS61247135A (ja) 1985-04-25 1985-04-25 伝送路網切替装置

Publications (2)

Publication Number Publication Date
JPS61247135A true JPS61247135A (ja) 1986-11-04
JPH0528532B2 JPH0528532B2 (enrdf_load_stackoverflow) 1993-04-26

Family

ID=13916862

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8750685A Granted JPS61247135A (ja) 1985-04-25 1985-04-25 伝送路網切替装置

Country Status (1)

Country Link
JP (1) JPS61247135A (enrdf_load_stackoverflow)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4935843A (enrdf_load_stackoverflow) * 1972-08-07 1974-04-03
JPS5574155U (enrdf_load_stackoverflow) * 1978-11-17 1980-05-22
JPS59140561U (ja) * 1983-03-09 1984-09-19 三菱電機株式会社 ２重系照合出力切替装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4935843A (enrdf_load_stackoverflow) * 1972-08-07 1974-04-03
JPS5574155U (enrdf_load_stackoverflow) * 1978-11-17 1980-05-22
JPS59140561U (ja) * 1983-03-09 1984-09-19 三菱電機株式会社 ２重系照合出力切替装置

Also Published As

Publication number Publication date
JPH0528532B2 (enrdf_load_stackoverflow) 1993-04-26

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