JPS4841697A - - Google Patents

Info

Publication number
JPS4841697A
JPS4841697A JP46075103A JP7510371A JPS4841697A JP S4841697 A JPS4841697 A JP S4841697A JP 46075103 A JP46075103 A JP 46075103A JP 7510371 A JP7510371 A JP 7510371A JP S4841697 A JPS4841697 A JP S4841697A
Authority
JP
Japan
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
JP46075103A
Other languages
Japanese (ja)
Other versions
JPS5143760B2 (enrdf_load_stackoverflow
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 JP46075103A priority Critical patent/JPS5143760B2/ja
Priority to US00289877A priority patent/US3839709A/en
Publication of JPS4841697A publication Critical patent/JPS4841697A/ja
Publication of JPS5143760B2 publication Critical patent/JPS5143760B2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transceivers (AREA)
  • Transmitters (AREA)
JP46075103A 1971-09-28 1971-09-28 Expired JPS5143760B2 (enrdf_load_stackoverflow)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP46075103A JPS5143760B2 (enrdf_load_stackoverflow) 1971-09-28 1971-09-28
US00289877A US3839709A (en) 1971-09-28 1972-09-18 Discriminative intruder-detecting system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46075103A JPS5143760B2 (enrdf_load_stackoverflow) 1971-09-28 1971-09-28

Publications (2)

Publication Number Publication Date
JPS4841697A true JPS4841697A (enrdf_load_stackoverflow) 1973-06-18
JPS5143760B2 JPS5143760B2 (enrdf_load_stackoverflow) 1976-11-24

Family

ID=13566486

Family Applications (1)

Application Number Title Priority Date Filing Date
JP46075103A Expired JPS5143760B2 (enrdf_load_stackoverflow) 1971-09-28 1971-09-28

Country Status (2)

Country Link
US (1) US3839709A (enrdf_load_stackoverflow)
JP (1) JPS5143760B2 (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5047597A (enrdf_load_stackoverflow) * 1971-11-08 1975-04-28
JPS50122199A (enrdf_load_stackoverflow) * 1974-03-12 1975-09-25
JPS50122197A (enrdf_load_stackoverflow) * 1974-03-12 1975-09-25
JPS53121037A (en) * 1978-03-31 1978-10-23 Toyoda Gosei Co Ltd Primer composition
JP2006071537A (ja) * 2004-09-03 2006-03-16 Makita Corp レーダ装置

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4353064A (en) * 1981-01-14 1982-10-05 Honeywell Inc. Battery operated access control card
US4484182A (en) * 1981-07-01 1984-11-20 Shorrock Developments Limited Intruder detection apparatus for functioning free of disturbance while in close proximity to high-power pulse-moldulated radars
US4593273A (en) * 1984-03-16 1986-06-03 Narcisse Bernadine O Out-of-range personnel monitor and alarm
IT1271382B (it) * 1994-05-31 1997-05-27 Alessandro Manneschi Rivelatore di metalli per controllo accessi combinato in forma integrata con rivelatore a trasponder
GB2347540B (en) * 1999-03-01 2002-10-02 Lea Ziff An alarm system
GB2350221A (en) * 1999-05-19 2000-11-22 Jeffrey Moss Woolf Intruder alarm system
FR2812433A1 (fr) * 2000-07-28 2002-02-01 Turquoise Com Internat Lda Procede et dispositif pour la protection en continu contre les intrusions dans des locaux eventuellement habites

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2400309A (en) * 1941-10-31 1946-05-14 Baldwin Co Oscillation generator
US3376507A (en) * 1962-01-08 1968-04-02 Varian Associates Balanced microwave hybrid function mixer assembly
US3478344A (en) * 1965-06-21 1969-11-11 Ralph K Schwitzgebel Behavioral supervision system with wrist carried transceiver
US3471845A (en) * 1966-05-27 1969-10-07 Sylvania Electric Prod Security system
US3400393A (en) * 1966-12-19 1968-09-03 Saul H. Ash Weapon safety mechanism
US3665448A (en) * 1970-08-03 1972-05-23 Hugh A Mcglinchey Electronic shoplifting prevention system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5047597A (enrdf_load_stackoverflow) * 1971-11-08 1975-04-28
JPS50122199A (enrdf_load_stackoverflow) * 1974-03-12 1975-09-25
JPS50122197A (enrdf_load_stackoverflow) * 1974-03-12 1975-09-25
JPS53121037A (en) * 1978-03-31 1978-10-23 Toyoda Gosei Co Ltd Primer composition
JP2006071537A (ja) * 2004-09-03 2006-03-16 Makita Corp レーダ装置

Also Published As

Publication number Publication date
JPS5143760B2 (enrdf_load_stackoverflow) 1976-11-24
US3839709A (en) 1974-10-01

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