JPS5931113B2 - 超音波警戒器 - Google Patents

超音波警戒器

Info

Publication number
JPS5931113B2
JPS5931113B2 JP50013840A JP1384075A JPS5931113B2 JP S5931113 B2 JPS5931113 B2 JP S5931113B2 JP 50013840 A JP50013840 A JP 50013840A JP 1384075 A JP1384075 A JP 1384075A JP S5931113 B2 JPS5931113 B2 JP S5931113B2
Authority
JP
Japan
Prior art keywords
signal
ultrasonic
power line
warning
warning device
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.)
Expired
Application number
JP50013840A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5188199A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
進 片山
博充 井上
広 大橋
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 JP50013840A priority Critical patent/JPS5931113B2/ja
Publication of JPS5188199A publication Critical patent/JPS5188199A/ja
Publication of JPS5931113B2 publication Critical patent/JPS5931113B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Burglar Alarm Systems (AREA)
JP50013840A 1975-01-31 1975-01-31 超音波警戒器 Expired JPS5931113B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50013840A JPS5931113B2 (ja) 1975-01-31 1975-01-31 超音波警戒器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50013840A JPS5931113B2 (ja) 1975-01-31 1975-01-31 超音波警戒器

Publications (2)

Publication Number Publication Date
JPS5188199A JPS5188199A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-08-02
JPS5931113B2 true JPS5931113B2 (ja) 1984-07-31

Family

ID=11844462

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50013840A Expired JPS5931113B2 (ja) 1975-01-31 1975-01-31 超音波警戒器

Country Status (1)

Country Link
JP (1) JPS5931113B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5651398B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-10-14 1981-12-04

Also Published As

Publication number Publication date
JPS5188199A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-08-02

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