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JPS52123197A - Telephone mutual communication system for fire information facility be tween receiver and secondary receiver - Google Patents

Telephone mutual communication system for fire information facility be tween receiver and secondary receiver

Info

Publication number
JPS52123197A
JPS52123197A JP4010176A JP4010176A JPS52123197A JP S52123197 A JPS52123197 A JP S52123197A JP 4010176 A JP4010176 A JP 4010176A JP 4010176 A JP4010176 A JP 4010176A JP S52123197 A JPS52123197 A JP S52123197A
Authority
JP
Japan
Prior art keywords
receiver
tween
communication system
mutual communication
fire information
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
JP4010176A
Other languages
Japanese (ja)
Inventor
Takeyuki Kawamori
Kiyoshi Shibata
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita 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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP4010176A priority Critical patent/JPS52123197A/en
Publication of JPS52123197A publication Critical patent/JPS52123197A/en
Pending legal-status Critical Current

Links

Landscapes

  • Alarm Systems (AREA)
  • Fire Alarms (AREA)

Abstract

PURPOSE: To secure quick communication and safe indication at fire outbreak by having telephone communication between the receiver and secondary receiver with calling from either side.
COPYRIGHT: (C)1977,JPO&Japio
JP4010176A 1976-04-08 1976-04-08 Telephone mutual communication system for fire information facility be tween receiver and secondary receiver Pending JPS52123197A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4010176A JPS52123197A (en) 1976-04-08 1976-04-08 Telephone mutual communication system for fire information facility be tween receiver and secondary receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4010176A JPS52123197A (en) 1976-04-08 1976-04-08 Telephone mutual communication system for fire information facility be tween receiver and secondary receiver

Publications (1)

Publication Number Publication Date
JPS52123197A true JPS52123197A (en) 1977-10-17

Family

ID=12571463

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4010176A Pending JPS52123197A (en) 1976-04-08 1976-04-08 Telephone mutual communication system for fire information facility be tween receiver and secondary receiver

Country Status (1)

Country Link
JP (1) JPS52123197A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4710758U (en) * 1971-03-04 1972-10-07

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4710758U (en) * 1971-03-04 1972-10-07

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