JPS51117505A - Bridge cut off system for automatic private branch exchange - Google Patents

Bridge cut off system for automatic private branch exchange

Info

Publication number
JPS51117505A
JPS51117505A JP4216575A JP4216575A JPS51117505A JP S51117505 A JPS51117505 A JP S51117505A JP 4216575 A JP4216575 A JP 4216575A JP 4216575 A JP4216575 A JP 4216575A JP S51117505 A JPS51117505 A JP S51117505A
Authority
JP
Japan
Prior art keywords
private branch
branch exchange
bridge cut
automatic private
busy
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
JP4216575A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5535029B2 (enExample
Inventor
Eiichi Sato
Yasutaka Kondo
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
Nippon Electric Co Ltd
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, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP4216575A priority Critical patent/JPS51117505A/ja
Publication of JPS51117505A publication Critical patent/JPS51117505A/ja
Publication of JPS5535029B2 publication Critical patent/JPS5535029B2/ja
Granted legal-status Critical Current

Links

JP4216575A 1975-04-09 1975-04-09 Bridge cut off system for automatic private branch exchange Granted JPS51117505A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4216575A JPS51117505A (en) 1975-04-09 1975-04-09 Bridge cut off system for automatic private branch exchange

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4216575A JPS51117505A (en) 1975-04-09 1975-04-09 Bridge cut off system for automatic private branch exchange

Publications (2)

Publication Number Publication Date
JPS51117505A true JPS51117505A (en) 1976-10-15
JPS5535029B2 JPS5535029B2 (enExample) 1980-09-11

Family

ID=12628337

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4216575A Granted JPS51117505A (en) 1975-04-09 1975-04-09 Bridge cut off system for automatic private branch exchange

Country Status (1)

Country Link
JP (1) JPS51117505A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5566498A (en) * 1978-11-06 1980-05-19 Sugiyasu Kikai Kogyo Kk Jack

Also Published As

Publication number Publication date
JPS5535029B2 (enExample) 1980-09-11

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