JPS5322304A - Key telephone system - Google Patents

Key telephone system

Info

Publication number
JPS5322304A
JPS5322304A JP9595576A JP9595576A JPS5322304A JP S5322304 A JPS5322304 A JP S5322304A JP 9595576 A JP9595576 A JP 9595576A JP 9595576 A JP9595576 A JP 9595576A JP S5322304 A JPS5322304 A JP S5322304A
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
JP9595576A
Other languages
Japanese (ja)
Other versions
JPS576814B2 (en
Inventor
Takahiro Yui
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 JP9595576A priority Critical patent/JPS5322304A/en
Publication of JPS5322304A publication Critical patent/JPS5322304A/en
Publication of JPS576814B2 publication Critical patent/JPS576814B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP9595576A 1976-08-13 1976-08-13 Key telephone system Granted JPS5322304A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9595576A JPS5322304A (en) 1976-08-13 1976-08-13 Key telephone system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9595576A JPS5322304A (en) 1976-08-13 1976-08-13 Key telephone system

Publications (2)

Publication Number Publication Date
JPS5322304A true JPS5322304A (en) 1978-03-01
JPS576814B2 JPS576814B2 (en) 1982-02-06

Family

ID=14151658

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9595576A Granted JPS5322304A (en) 1976-08-13 1976-08-13 Key telephone system

Country Status (1)

Country Link
JP (1) JPS5322304A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3790717A (en) * 1972-08-07 1974-02-05 Adaptive Tech Telephone communications system with distributed control

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3790717A (en) * 1972-08-07 1974-02-05 Adaptive Tech Telephone communications system with distributed control

Also Published As

Publication number Publication date
JPS576814B2 (en) 1982-02-06

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