JPS5264809A - Holding system for key telephone set - Google Patents

Holding system for key telephone set

Info

Publication number
JPS5264809A
JPS5264809A JP14083075A JP14083075A JPS5264809A JP S5264809 A JPS5264809 A JP S5264809A JP 14083075 A JP14083075 A JP 14083075A JP 14083075 A JP14083075 A JP 14083075A JP S5264809 A JPS5264809 A JP S5264809A
Authority
JP
Japan
Prior art keywords
telephone set
key telephone
holding system
holding
key
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
JP14083075A
Other languages
English (en)
Japanese (ja)
Other versions
JPS552110B2 (ref
Inventor
Minoru Sasai
Yoshio Nagasaki
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.)
Kanda Tsushin Kogyo Co Ltd
Original Assignee
Kanda Tsushin Kogyo Co 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 Kanda Tsushin Kogyo Co Ltd filed Critical Kanda Tsushin Kogyo Co Ltd
Priority to JP14083075A priority Critical patent/JPS5264809A/ja
Publication of JPS5264809A publication Critical patent/JPS5264809A/ja
Publication of JPS552110B2 publication Critical patent/JPS552110B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP14083075A 1975-11-26 1975-11-26 Holding system for key telephone set Granted JPS5264809A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14083075A JPS5264809A (en) 1975-11-26 1975-11-26 Holding system for key telephone set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14083075A JPS5264809A (en) 1975-11-26 1975-11-26 Holding system for key telephone set

Publications (2)

Publication Number Publication Date
JPS5264809A true JPS5264809A (en) 1977-05-28
JPS552110B2 JPS552110B2 (ref) 1980-01-18

Family

ID=15277702

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14083075A Granted JPS5264809A (en) 1975-11-26 1975-11-26 Holding system for key telephone set

Country Status (1)

Country Link
JP (1) JPS5264809A (ref)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3551606A (en) * 1968-02-21 1970-12-29 Stephen H Chapman Electronic key telephone

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3551606A (en) * 1968-02-21 1970-12-29 Stephen H Chapman Electronic key telephone

Also Published As

Publication number Publication date
JPS552110B2 (ref) 1980-01-18

Similar Documents

Publication Publication Date Title
GB1541902A (en) Telephone system
JPS5250105A (en) Conference telephone system
JPS51138313A (en) Communication system
JPS51129109A (en) System for controlling telephone
JPS5555650A (en) Telephone communication system
JPS5237199A (en) Key
ZA76631B (en) Telecommunication system
JPS5241787A (en) Lock preventing apparatus
JPS5236277A (en) Communication system
JPS51114011A (en) Digital communication system
JPS5221712A (en) Phototelegraphic system
IL46918A0 (en) Key telephone system
JPS51138312A (en) Communication system
JPS5292416A (en) Digital communication system
JPS5239304A (en) Key selection subscriber*s device
JPS5257707A (en) Device for selecting telephone set
JPS5294005A (en) Key telephone system
JPS51149707A (en) Device for holding telephone handset
JPS51139711A (en) Telephone switching system
JPS5235909A (en) Telephone system
JPS5256805A (en) Transfer system for key telephone system
JPS5330802A (en) Key telephone system
JPS5283003A (en) Privacy system for key telephone set
JPS5283004A (en) Privacy releasing system for key telephone system
JPS52138808A (en) Telephone system