JPS55159500A - Alarm - Google Patents

Alarm

Info

Publication number
JPS55159500A
JPS55159500A JP6621179A JP6621179A JPS55159500A JP S55159500 A JPS55159500 A JP S55159500A JP 6621179 A JP6621179 A JP 6621179A JP 6621179 A JP6621179 A JP 6621179A JP S55159500 A JPS55159500 A JP S55159500A
Authority
JP
Japan
Prior art keywords
alarm
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
JP6621179A
Other languages
English (en)
Japanese (ja)
Other versions
JPS618440B2 (enrdf_load_stackoverflow
Inventor
Katsumi Ootsuki
Shiyoutarou Naitou
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP6621179A priority Critical patent/JPS55159500A/ja
Publication of JPS55159500A publication Critical patent/JPS55159500A/ja
Publication of JPS618440B2 publication Critical patent/JPS618440B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Transducers For Ultrasonic Waves (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
JP6621179A 1979-05-30 1979-05-30 Alarm Granted JPS55159500A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6621179A JPS55159500A (en) 1979-05-30 1979-05-30 Alarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6621179A JPS55159500A (en) 1979-05-30 1979-05-30 Alarm

Publications (2)

Publication Number Publication Date
JPS55159500A true JPS55159500A (en) 1980-12-11
JPS618440B2 JPS618440B2 (enrdf_load_stackoverflow) 1986-03-14

Family

ID=13309257

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6621179A Granted JPS55159500A (en) 1979-05-30 1979-05-30 Alarm

Country Status (1)

Country Link
JP (1) JPS55159500A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0169296U (enrdf_load_stackoverflow) * 1987-10-27 1989-05-08
US11474239B2 (en) 2017-03-07 2022-10-18 Denso Corporation Ultrasonic wave sensor
WO2023063011A1 (ja) * 2021-10-14 2023-04-20 株式会社ダイセル 電気回路遮断装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0169296U (enrdf_load_stackoverflow) * 1987-10-27 1989-05-08
US11474239B2 (en) 2017-03-07 2022-10-18 Denso Corporation Ultrasonic wave sensor
DE112018001234B4 (de) 2017-03-07 2023-05-11 Denso Corporation Ultraschallwellensensor
WO2023063011A1 (ja) * 2021-10-14 2023-04-20 株式会社ダイセル 電気回路遮断装置
JP2023059018A (ja) * 2021-10-14 2023-04-26 株式会社ダイセル 電気回路遮断装置

Also Published As

Publication number Publication date
JPS618440B2 (enrdf_load_stackoverflow) 1986-03-14

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