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JPS5345101A - Key telephone system - Google Patents

Key telephone system

Info

Publication number
JPS5345101A
JPS5345101A JP11976776A JP11976776A JPS5345101A JP S5345101 A JPS5345101 A JP S5345101A JP 11976776 A JP11976776 A JP 11976776A JP 11976776 A JP11976776 A JP 11976776A JP S5345101 A JPS5345101 A JP S5345101A
Authority
JP
Japan
Prior art keywords
telephone system
key telephone
key
telephone
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.)
Pending
Application number
JP11976776A
Other languages
Japanese (ja)
Inventor
Masaru Kasuya
Jiyunzou Kikuchi
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 JP11976776A priority Critical patent/JPS5345101A/en
Priority to BR7706569A priority patent/BR7706569A/en
Publication of JPS5345101A publication Critical patent/JPS5345101A/en
Pending legal-status Critical Current

Links

Landscapes

  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP11976776A 1976-09-30 1976-10-05 Key telephone system Pending JPS5345101A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP11976776A JPS5345101A (en) 1976-10-05 1976-10-05 Key telephone system
BR7706569A BR7706569A (en) 1976-09-30 1977-09-30 TELEPHONE SYSTEM

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11976776A JPS5345101A (en) 1976-10-05 1976-10-05 Key telephone system

Publications (1)

Publication Number Publication Date
JPS5345101A true JPS5345101A (en) 1978-04-22

Family

ID=14769675

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11976776A Pending JPS5345101A (en) 1976-09-30 1976-10-05 Key telephone system

Country Status (1)

Country Link
JP (1) JPS5345101A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5393705A (en) * 1977-01-27 1978-08-17 Nitsuko Ltd Button telephone set indicating circuit system
JPS5393706A (en) * 1977-01-27 1978-08-17 Nitsuko Ltd Fourrwire button telephone set control circuit system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5117004A (en) * 1974-07-01 1976-02-10 Carrier Corp

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5117004A (en) * 1974-07-01 1976-02-10 Carrier Corp

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5393705A (en) * 1977-01-27 1978-08-17 Nitsuko Ltd Button telephone set indicating circuit system
JPS5393706A (en) * 1977-01-27 1978-08-17 Nitsuko Ltd Fourrwire button telephone set control circuit system
JPS562467B2 (en) * 1977-01-27 1981-01-20

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