JPS5432006A - Alarm tone dispatching system when talking through mutual extension trunks - Google Patents

Alarm tone dispatching system when talking through mutual extension trunks

Info

Publication number
JPS5432006A
JPS5432006A JP9782977A JP9782977A JPS5432006A JP S5432006 A JPS5432006 A JP S5432006A JP 9782977 A JP9782977 A JP 9782977A JP 9782977 A JP9782977 A JP 9782977A JP S5432006 A JPS5432006 A JP S5432006A
Authority
JP
Japan
Prior art keywords
talking
dispatching system
alarm tone
mutual extension
extension trunks
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
JP9782977A
Other languages
Japanese (ja)
Other versions
JPS5716555B2 (en
Inventor
Toshio Takahashi
Touo Yoshida
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.)
Nakayo Telecommunications Inc
Original Assignee
Nakayo Telecommunications Inc
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 Nakayo Telecommunications Inc filed Critical Nakayo Telecommunications Inc
Priority to JP9782977A priority Critical patent/JPS5432006A/en
Publication of JPS5432006A publication Critical patent/JPS5432006A/en
Publication of JPS5716555B2 publication Critical patent/JPS5716555B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Devices For Supply Of Signal Current (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP9782977A 1977-08-17 1977-08-17 Alarm tone dispatching system when talking through mutual extension trunks Granted JPS5432006A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9782977A JPS5432006A (en) 1977-08-17 1977-08-17 Alarm tone dispatching system when talking through mutual extension trunks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9782977A JPS5432006A (en) 1977-08-17 1977-08-17 Alarm tone dispatching system when talking through mutual extension trunks

Publications (2)

Publication Number Publication Date
JPS5432006A true JPS5432006A (en) 1979-03-09
JPS5716555B2 JPS5716555B2 (en) 1982-04-06

Family

ID=14202602

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9782977A Granted JPS5432006A (en) 1977-08-17 1977-08-17 Alarm tone dispatching system when talking through mutual extension trunks

Country Status (1)

Country Link
JP (1) JPS5432006A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4579705A (en) * 1982-11-26 1986-04-01 Tokyo Shibaura Denki Kabushiki Kaisha Process for producing ceramic products

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5994594U (en) * 1982-12-16 1984-06-27 ワイケイケイ株式会社 Louver window opening/closing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4579705A (en) * 1982-11-26 1986-04-01 Tokyo Shibaura Denki Kabushiki Kaisha Process for producing ceramic products

Also Published As

Publication number Publication date
JPS5716555B2 (en) 1982-04-06

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