JPS576855B2 - - Google Patents

Info

Publication number
JPS576855B2
JPS576855B2 JP10879377A JP10879377A JPS576855B2 JP S576855 B2 JPS576855 B2 JP S576855B2 JP 10879377 A JP10879377 A JP 10879377A JP 10879377 A JP10879377 A JP 10879377A JP S576855 B2 JPS576855 B2 JP S576855B2
Authority
JP
Japan
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.)
Expired
Application number
JP10879377A
Other languages
Japanese (ja)
Other versions
JPS5442901A (en
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 JP10879377A priority Critical patent/JPS5442901A/ja
Publication of JPS5442901A publication Critical patent/JPS5442901A/ja
Publication of JPS576855B2 publication Critical patent/JPS576855B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP10879377A 1977-09-12 1977-09-12 Extension circuit control system for key telephone set Granted JPS5442901A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10879377A JPS5442901A (en) 1977-09-12 1977-09-12 Extension circuit control system for key telephone set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10879377A JPS5442901A (en) 1977-09-12 1977-09-12 Extension circuit control system for key telephone set

Publications (2)

Publication Number Publication Date
JPS5442901A JPS5442901A (en) 1979-04-05
JPS576855B2 true JPS576855B2 (no) 1982-02-06

Family

ID=14493612

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10879377A Granted JPS5442901A (en) 1977-09-12 1977-09-12 Extension circuit control system for key telephone set

Country Status (1)

Country Link
JP (1) JPS5442901A (no)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS498106A (no) * 1972-05-10 1974-01-24
JPS4915083A (no) * 1972-05-22 1974-02-09

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS498106A (no) * 1972-05-10 1974-01-24
JPS4915083A (no) * 1972-05-22 1974-02-09

Also Published As

Publication number Publication date
JPS5442901A (en) 1979-04-05

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