JPS5342603A - Signal system by voltage discrimination for key telephone set - Google Patents

Signal system by voltage discrimination for key telephone set

Info

Publication number
JPS5342603A
JPS5342603A JP11752476A JP11752476A JPS5342603A JP S5342603 A JPS5342603 A JP S5342603A JP 11752476 A JP11752476 A JP 11752476A JP 11752476 A JP11752476 A JP 11752476A JP S5342603 A JPS5342603 A JP S5342603A
Authority
JP
Japan
Prior art keywords
telephone set
signal system
key telephone
voltage discrimination
discrimination
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
JP11752476A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5628419B2 (enExample
Inventor
Jiyunzou Kikuchi
Masaru Kasuya
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.)
Tamura Electric Works Ltd
Original Assignee
Tamura Electric Works 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 Tamura Electric Works Ltd filed Critical Tamura Electric Works Ltd
Priority to JP11752476A priority Critical patent/JPS5342603A/ja
Priority to BR7706569A priority patent/BR7706569A/pt
Publication of JPS5342603A publication Critical patent/JPS5342603A/ja
Publication of JPS5628419B2 publication Critical patent/JPS5628419B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP11752476A 1976-09-30 1976-09-30 Signal system by voltage discrimination for key telephone set Granted JPS5342603A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP11752476A JPS5342603A (en) 1976-09-30 1976-09-30 Signal system by voltage discrimination for key telephone set
BR7706569A BR7706569A (pt) 1976-09-30 1977-09-30 Sistema telefonico

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11752476A JPS5342603A (en) 1976-09-30 1976-09-30 Signal system by voltage discrimination for key telephone set

Publications (2)

Publication Number Publication Date
JPS5342603A true JPS5342603A (en) 1978-04-18
JPS5628419B2 JPS5628419B2 (enExample) 1981-07-01

Family

ID=14713901

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11752476A Granted JPS5342603A (en) 1976-09-30 1976-09-30 Signal system by voltage discrimination for key telephone set

Country Status (1)

Country Link
JP (1) JPS5342603A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53107205A (en) * 1977-03-02 1978-09-19 Nakayo Telecommunications Button telephone set

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6210539A (ja) * 1985-07-08 1987-01-19 Matsushita Electric Ind Co Ltd 空気調和機の風向偏向装置および風向偏向方法
JPS6210538A (ja) * 1985-07-08 1987-01-19 Matsushita Electric Ind Co Ltd 空気調和機の風向偏向装置および風向偏向方法
JPS62147256A (ja) * 1985-12-19 1987-07-01 Matsushita Electric Ind Co Ltd 空気調和機の風向偏向装置
JPS62218757A (ja) * 1986-03-20 1987-09-26 Matsushita Electric Ind Co Ltd 空気調和機の風向偏向装置
JPS62288439A (ja) * 1986-06-05 1987-12-15 Matsushita Electric Ind Co Ltd 空気調和機の風向偏向装置
JPS62288440A (ja) * 1986-06-05 1987-12-15 Matsushita Electric Ind Co Ltd 空気調和機の風向偏向装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4729197U (enExample) * 1971-04-28 1972-12-02

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4729197U (enExample) * 1971-04-28 1972-12-02

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53107205A (en) * 1977-03-02 1978-09-19 Nakayo Telecommunications Button telephone set

Also Published As

Publication number Publication date
JPS5628419B2 (enExample) 1981-07-01

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