JPH0382477U - - Google Patents

Info

Publication number
JPH0382477U
JPH0382477U JP14088689U JP14088689U JPH0382477U JP H0382477 U JPH0382477 U JP H0382477U JP 14088689 U JP14088689 U JP 14088689U JP 14088689 U JP14088689 U JP 14088689U JP H0382477 U JPH0382477 U JP H0382477U
Authority
JP
Japan
Prior art keywords
radio waves
pulse train
theft device
train signal
receiving
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
JP14088689U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP14088689U priority Critical patent/JPH0382477U/ja
Publication of JPH0382477U publication Critical patent/JPH0382477U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Mobile Radio Communication Systems (AREA)
  • Burglar Alarm Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
JP14088689U 1989-12-05 1989-12-05 Pending JPH0382477U (pm)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14088689U JPH0382477U (pm) 1989-12-05 1989-12-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14088689U JPH0382477U (pm) 1989-12-05 1989-12-05

Publications (1)

Publication Number Publication Date
JPH0382477U true JPH0382477U (pm) 1991-08-22

Family

ID=31687827

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14088689U Pending JPH0382477U (pm) 1989-12-05 1989-12-05

Country Status (1)

Country Link
JP (1) JPH0382477U (pm)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5348499A (en) * 1976-08-18 1978-05-01 Knogo Corp Method and device detecting existence of article in searching area
JPS57206995A (en) * 1981-06-15 1982-12-18 Sharp Kk Detection signal transmitter for total indoor security system
JPS62193229A (ja) * 1986-02-12 1987-08-25 センサマティック、イレクトラニクス、コーパレイシャン 電磁素子、強磁性ラベル、磁気素子及び強磁性ラベルの作製法並びに和及び差周波数提供法
JPH01121996A (ja) * 1987-11-06 1989-05-15 Sony Corp 監視装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5348499A (en) * 1976-08-18 1978-05-01 Knogo Corp Method and device detecting existence of article in searching area
JPS57206995A (en) * 1981-06-15 1982-12-18 Sharp Kk Detection signal transmitter for total indoor security system
JPS62193229A (ja) * 1986-02-12 1987-08-25 センサマティック、イレクトラニクス、コーパレイシャン 電磁素子、強磁性ラベル、磁気素子及び強磁性ラベルの作製法並びに和及び差周波数提供法
JPH01121996A (ja) * 1987-11-06 1989-05-15 Sony Corp 監視装置

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