JPS4953705A - - Google Patents

Info

Publication number
JPS4953705A
JPS4953705A JP9749972A JP9749972A JPS4953705A JP S4953705 A JPS4953705 A JP S4953705A JP 9749972 A JP9749972 A JP 9749972A JP 9749972 A JP9749972 A JP 9749972A JP S4953705 A JPS4953705 A JP S4953705A
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.)
Granted
Application number
JP9749972A
Other languages
Japanese (ja)
Other versions
JPS5330284B2 (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 JP9749972A priority Critical patent/JPS5330284B2/ja
Publication of JPS4953705A publication Critical patent/JPS4953705A/ja
Publication of JPS5330284B2 publication Critical patent/JPS5330284B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP9749972A 1972-09-28 1972-09-28 Expired JPS5330284B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9749972A JPS5330284B2 (en) 1972-09-28 1972-09-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9749972A JPS5330284B2 (en) 1972-09-28 1972-09-28

Publications (2)

Publication Number Publication Date
JPS4953705A true JPS4953705A (en) 1974-05-24
JPS5330284B2 JPS5330284B2 (en) 1978-08-25

Family

ID=14193943

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9749972A Expired JPS5330284B2 (en) 1972-09-28 1972-09-28

Country Status (1)

Country Link
JP (1) JPS5330284B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5673953A (en) * 1979-11-22 1981-06-19 Iwatsu Electric Co Ltd Extension callout system in button telephone device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57170269U (en) * 1981-04-22 1982-10-26

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5673953A (en) * 1979-11-22 1981-06-19 Iwatsu Electric Co Ltd Extension callout system in button telephone device
JPS6132878B2 (en) * 1979-11-22 1986-07-30 Iwasaki Tsushinki Kk

Also Published As

Publication number Publication date
JPS5330284B2 (en) 1978-08-25

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