JPS5345103A - Key telephone system - Google Patents

Key telephone system

Info

Publication number
JPS5345103A
JPS5345103A JP11976976A JP11976976A JPS5345103A JP S5345103 A JPS5345103 A JP S5345103A JP 11976976 A JP11976976 A JP 11976976A JP 11976976 A JP11976976 A JP 11976976A JP S5345103 A JPS5345103 A JP S5345103A
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.)
Granted
Application number
JP11976976A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5628422B2 (cs
Inventor
Masaru Kasuya
Jiyunzou Kikuchi
Chiyuuta Aikawa
Noriyoshi Sanada
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 JP11976976A priority Critical patent/JPS5345103A/ja
Priority to BR7706569A priority patent/BR7706569A/pt
Publication of JPS5345103A publication Critical patent/JPS5345103A/ja
Publication of JPS5628422B2 publication Critical patent/JPS5628422B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP11976976A 1976-09-30 1976-10-05 Key telephone system Granted JPS5345103A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP11976976A JPS5345103A (en) 1976-10-05 1976-10-05 Key telephone system
BR7706569A BR7706569A (pt) 1976-09-30 1977-09-30 Sistema telefonico

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11976976A JPS5345103A (en) 1976-10-05 1976-10-05 Key telephone system

Publications (2)

Publication Number Publication Date
JPS5345103A true JPS5345103A (en) 1978-04-22
JPS5628422B2 JPS5628422B2 (cs) 1981-07-01

Family

ID=14769727

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11976976A Granted JPS5345103A (en) 1976-09-30 1976-10-05 Key telephone system

Country Status (1)

Country Link
JP (1) JPS5345103A (cs)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5117004A (cs) * 1974-07-01 1976-02-10 Carrier Corp
JPS5132325A (cs) * 1974-09-12 1976-03-18 Fuji Photo Film Co Ltd
JPS5132923A (ja) * 1974-09-13 1976-03-19 Yuasa Battery Co Ltd Denchi

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5117004A (cs) * 1974-07-01 1976-02-10 Carrier Corp
JPS5132325A (cs) * 1974-09-12 1976-03-18 Fuji Photo Film Co Ltd
JPS5132923A (ja) * 1974-09-13 1976-03-19 Yuasa Battery Co Ltd Denchi

Also Published As

Publication number Publication date
JPS5628422B2 (cs) 1981-07-01

Similar Documents

Publication Publication Date Title
JPS53124006A (en) Double tone multiifrequency communication system
JPS52116031A (en) Communication system
AU3135877A (en) Electronic telephone system
JPS52149008A (en) Telephone system
JPS5384602A (en) Radio telephone system
JPS5350603A (en) Conference telephone system
JPS5317006A (en) Key telephone line circuit
IL46918A0 (en) Key telephone system
JPS52113104A (en) Communication system
JPS5375709A (en) Handdfree telephone set
JPS5346895A (en) Key retainer
JPS5294005A (en) Key telephone system
JPS52120601A (en) Pocket bell calling system
GB1546559A (en) Multi-pary telephone system
JPS5330802A (en) Key telephone system
JPS5345101A (en) Key telephone system
JPS52136509A (en) Key telephone system
JPS5342604A (en) Key telephone system
JPS52120710A (en) Extension telephone system
JPS5287563A (en) Key
JPS5367598A (en) Key
JPS5345103A (en) Key telephone system
JPS5322304A (en) Key telephone system
JPS5345102A (en) Key telephone system
JPS5345104A (en) Key telephone system