JPS54114904A - Interphone unit having acoustic alarm - Google Patents

Interphone unit having acoustic alarm

Info

Publication number
JPS54114904A
JPS54114904A JP2165078A JP2165078A JPS54114904A JP S54114904 A JPS54114904 A JP S54114904A JP 2165078 A JP2165078 A JP 2165078A JP 2165078 A JP2165078 A JP 2165078A JP S54114904 A JPS54114904 A JP S54114904A
Authority
JP
Japan
Prior art keywords
acoustic alarm
interphone unit
interphone
unit
acoustic
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
JP2165078A
Other languages
Japanese (ja)
Other versions
JPS5854706B2 (en
Inventor
Keiichi Yamasumi
Yoshiya Tsurumi
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.)
ONKIYOU SOKUKI KK
Original Assignee
ONKIYOU SOKUKI KK
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 ONKIYOU SOKUKI KK filed Critical ONKIYOU SOKUKI KK
Priority to JP2165078A priority Critical patent/JPS5854706B2/en
Publication of JPS54114904A publication Critical patent/JPS54114904A/en
Publication of JPS5854706B2 publication Critical patent/JPS5854706B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Burglar Alarm Systems (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
JP2165078A 1978-02-28 1978-02-28 Intercom device with acoustic alarm device Expired JPS5854706B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2165078A JPS5854706B2 (en) 1978-02-28 1978-02-28 Intercom device with acoustic alarm device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2165078A JPS5854706B2 (en) 1978-02-28 1978-02-28 Intercom device with acoustic alarm device

Publications (2)

Publication Number Publication Date
JPS54114904A true JPS54114904A (en) 1979-09-07
JPS5854706B2 JPS5854706B2 (en) 1983-12-06

Family

ID=12060916

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2165078A Expired JPS5854706B2 (en) 1978-02-28 1978-02-28 Intercom device with acoustic alarm device

Country Status (1)

Country Link
JP (1) JPS5854706B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS599670U (en) * 1982-07-09 1984-01-21 山中　可雄 telephone
JPH0574060U (en) * 1992-03-10 1993-10-08 アイホン株式会社 Surveillance device for nurse call intercom
JPH10234680A (en) * 1997-02-25 1998-09-08 Keakomu:Kk Signal extracting method for medical equipment
JP2001127893A (en) * 1999-10-28 2001-05-11 Aiphone Co Ltd Nurse call device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS599670U (en) * 1982-07-09 1984-01-21 山中　可雄 telephone
JPH0574060U (en) * 1992-03-10 1993-10-08 アイホン株式会社 Surveillance device for nurse call intercom
JPH10234680A (en) * 1997-02-25 1998-09-08 Keakomu:Kk Signal extracting method for medical equipment
JP2001127893A (en) * 1999-10-28 2001-05-11 Aiphone Co Ltd Nurse call device

Also Published As

Publication number Publication date
JPS5854706B2 (en) 1983-12-06

Similar Documents

Publication Publication Date Title
GB2036933B (en) Acoustical panel
DE2965468D1 (en) Improved acoustical panel
GB2020027B (en) Transducers
JPS569898A (en) Sound alarm
GB2028054B (en) Acoustic transducer
GB2021899B (en) Electroacoustic transducers
JPS54130897A (en) Simple alarm
GB2038060B (en) Intruder alarm
GB2049352B (en) Electro acoustic transducer
JPS5556298A (en) Remote alarm unit
GB2020465A (en) Intruder alarm
GB2031204B (en) Audiodetector alarm
GB2016862B (en) Electret transducers
JPS5724997A (en) Acoustic alarm
JPS54114904A (en) Interphone unit having acoustic alarm
DE2960628D1 (en) Voltage-to-charge transducer
JPS5481728A (en) Acoustic encoder
GB2036984B (en) Transducers
JPS5494789A (en) Automotive alarm unit
JPS5556296A (en) Alarm unit
JPS55140987A (en) Ultrasonic alarm
GB2033636B (en) Intruder alarms
JPS5562497A (en) Alarm sound generator
JPS5572296A (en) Alarm
JPS5544638A (en) Alarm