JPS52113199A - Automatic communicating unit - Google Patents

Automatic communicating unit

Info

Publication number
JPS52113199A
JPS52113199A JP2085576A JP2085576A JPS52113199A JP S52113199 A JPS52113199 A JP S52113199A JP 2085576 A JP2085576 A JP 2085576A JP 2085576 A JP2085576 A JP 2085576A JP S52113199 A JPS52113199 A JP S52113199A
Authority
JP
Japan
Prior art keywords
communicating unit
automatic
automatic communicating
incoming
signal
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
JP2085576A
Other languages
Japanese (ja)
Inventor
Akinobu Tomimori
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP2085576A priority Critical patent/JPS52113199A/en
Publication of JPS52113199A publication Critical patent/JPS52113199A/en
Pending legal-status Critical Current

Links

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  • Alarm Systems (AREA)

Abstract

PURPOSE: To enable simple configuration and to obtain the technical and economical effect, by making common use the time monitor circuit monitoring the receprion of the incoming response signal and the incoming reception respeonse signal.
COPYRIGHT: (C)1977,JPO&Japio
JP2085576A 1976-02-27 1976-02-27 Automatic communicating unit Pending JPS52113199A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2085576A JPS52113199A (en) 1976-02-27 1976-02-27 Automatic communicating unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2085576A JPS52113199A (en) 1976-02-27 1976-02-27 Automatic communicating unit

Publications (1)

Publication Number Publication Date
JPS52113199A true JPS52113199A (en) 1977-09-22

Family

ID=12038705

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2085576A Pending JPS52113199A (en) 1976-02-27 1976-02-27 Automatic communicating unit

Country Status (1)

Country Link
JP (1) JPS52113199A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5514608U (en) * 1978-07-08 1980-01-30
JPS564896A (en) * 1979-06-22 1981-01-19 Tamura Electric Works Ltd Emergency annunciator
JPS60198950A (en) * 1984-03-23 1985-10-08 Pioneer Answerphone Mfg Corp Transfer telephone set
JPS6177457A (en) * 1984-09-22 1986-04-21 Fujitsu Ltd Incoming response detecting system
WO1988002160A1 (en) * 1986-09-09 1988-03-24 Nohmi Bosai Kogyo Kabushiki Kaisha Signal sending circuit of a disaster prevention system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5012880A (en) * 1973-06-06 1975-02-10

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5012880A (en) * 1973-06-06 1975-02-10

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5514608U (en) * 1978-07-08 1980-01-30
JPS5940710Y2 (en) * 1978-07-08 1984-11-19 株式会社田村電機製作所 Automatic notification device
JPS564896A (en) * 1979-06-22 1981-01-19 Tamura Electric Works Ltd Emergency annunciator
JPS60198950A (en) * 1984-03-23 1985-10-08 Pioneer Answerphone Mfg Corp Transfer telephone set
JPS6177457A (en) * 1984-09-22 1986-04-21 Fujitsu Ltd Incoming response detecting system
JPH0262987B2 (en) * 1984-09-22 1990-12-27 Fujitsu Ltd
WO1988002160A1 (en) * 1986-09-09 1988-03-24 Nohmi Bosai Kogyo Kabushiki Kaisha Signal sending circuit of a disaster prevention system
US4825196A (en) * 1986-09-09 1989-04-25 Nohmi Bosai Kogyo Kabushiki Kaisha Signal transmission circuit of fire/security protection system

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