JPS5472700A - Method of preventing erroneous operation of ultrasonic doppler alarm - Google Patents

Method of preventing erroneous operation of ultrasonic doppler alarm

Info

Publication number
JPS5472700A
JPS5472700A JP13971577A JP13971577A JPS5472700A JP S5472700 A JPS5472700 A JP S5472700A JP 13971577 A JP13971577 A JP 13971577A JP 13971577 A JP13971577 A JP 13971577A JP S5472700 A JPS5472700 A JP S5472700A
Authority
JP
Japan
Prior art keywords
erroneous operation
preventing erroneous
ultrasonic doppler
alarm
doppler 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.)
Pending
Application number
JP13971577A
Other languages
Japanese (ja)
Inventor
Masayoshi Miyano
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.)
NIKO DENSHI KK
Original Assignee
NIKO DENSHI 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 NIKO DENSHI KK filed Critical NIKO DENSHI KK
Priority to JP13971577A priority Critical patent/JPS5472700A/en
Publication of JPS5472700A publication Critical patent/JPS5472700A/en
Pending legal-status Critical Current

Links

Landscapes

  • Burglar Alarm Systems (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP13971577A 1977-11-21 1977-11-21 Method of preventing erroneous operation of ultrasonic doppler alarm Pending JPS5472700A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13971577A JPS5472700A (en) 1977-11-21 1977-11-21 Method of preventing erroneous operation of ultrasonic doppler alarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13971577A JPS5472700A (en) 1977-11-21 1977-11-21 Method of preventing erroneous operation of ultrasonic doppler alarm

Publications (1)

Publication Number Publication Date
JPS5472700A true JPS5472700A (en) 1979-06-11

Family

ID=15251720

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13971577A Pending JPS5472700A (en) 1977-11-21 1977-11-21 Method of preventing erroneous operation of ultrasonic doppler alarm

Country Status (1)

Country Link
JP (1) JPS5472700A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS624458U (en) * 1985-06-25 1987-01-12

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS624458U (en) * 1985-06-25 1987-01-12
JPH0529178Y2 (en) * 1985-06-25 1993-07-27

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