JPS5863694U - ２個の警報機能付インタ−ホン方式 - Google Patents

２個の警報機能付インタ−ホン方式

Info

Publication number
JPS5863694U
JPS5863694U JP15569881U JP15569881U JPS5863694U JP S5863694 U JPS5863694 U JP S5863694U JP 15569881 U JP15569881 U JP 15569881U JP 15569881 U JP15569881 U JP 15569881U JP S5863694 U JPS5863694 U JP S5863694U
Authority
JP
Japan
Prior art keywords
oscillator
alarm
output
oscillation output
amplifier
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
JP15569881U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0229496Y2 (enrdf_load_stackoverflow
Inventor
敬二 山本
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.)
Aiphone Co Ltd
Original Assignee
Aiphone 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 Aiphone Co Ltd filed Critical Aiphone Co Ltd
Priority to JP15569881U priority Critical patent/JPS5863694U/ja
Publication of JPS5863694U publication Critical patent/JPS5863694U/ja
Application granted granted Critical
Publication of JPH0229496Y2 publication Critical patent/JPH0229496Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Alarm Systems (AREA)
JP15569881U 1981-10-19 1981-10-19 ２個の警報機能付インタ−ホン方式 Granted JPS5863694U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15569881U JPS5863694U (ja) 1981-10-19 1981-10-19 ２個の警報機能付インタ−ホン方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15569881U JPS5863694U (ja) 1981-10-19 1981-10-19 ２個の警報機能付インタ−ホン方式

Publications (2)

Publication Number Publication Date
JPS5863694U true JPS5863694U (ja) 1983-04-28
JPH0229496Y2 JPH0229496Y2 (enrdf_load_stackoverflow) 1990-08-08

Family

ID=29948268

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15569881U Granted JPS5863694U (ja) 1981-10-19 1981-10-19 ２個の警報機能付インタ−ホン方式

Country Status (1)

Country Link
JP (1) JPS5863694U (enrdf_load_stackoverflow)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5283688U (enrdf_load_stackoverflow) * 1975-12-19 1977-06-22
JPS5531381A (en) * 1978-08-28 1980-03-05 Matsushita Electric Ind Co Ltd Interphone device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5283688U (enrdf_load_stackoverflow) * 1975-12-19 1977-06-22
JPS5531381A (en) * 1978-08-28 1980-03-05 Matsushita Electric Ind Co Ltd Interphone device

Also Published As

Publication number Publication date
JPH0229496Y2 (enrdf_load_stackoverflow) 1990-08-08

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