JPS5143760B2 - - Google Patents
Info
- Publication number
- JPS5143760B2 JPS5143760B2 JP46075103A JP7510371A JPS5143760B2 JP S5143760 B2 JPS5143760 B2 JP S5143760B2 JP 46075103 A JP46075103 A JP 46075103A JP 7510371 A JP7510371 A JP 7510371A JP S5143760 B2 JPS5143760 B2 JP S5143760B2
- 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.)
- Expired
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)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP46075103A JPS5143760B2 (en) | 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 (en) | 1971-09-28 | 1971-09-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4841697A JPS4841697A (en) | 1973-06-18 |
JPS5143760B2 true JPS5143760B2 (en) | 1976-11-24 |
Family
ID=13566486
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP46075103A Expired JPS5143760B2 (en) | 1971-09-28 | 1971-09-28 |
Country Status (2)
Country | Link |
---|---|
US (1) | US3839709A (en) |
JP (1) | JPS5143760B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0353491B2 (en) * | 1986-04-15 | 1991-08-15 | Kenjiro Jinbo |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE791039A (en) * | 1971-11-08 | 1973-05-07 | Lewis Security Syst Ltd | SECURITY SYSTEMS |
JPS50122197A (en) * | 1974-03-12 | 1975-09-25 | ||
JPS50122199A (en) * | 1974-03-12 | 1975-09-25 | ||
JPS53121037A (en) * | 1978-03-31 | 1978-10-23 | Toyoda Gosei Co Ltd | Primer composition |
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 (en) * | 1994-05-31 | 1997-05-27 | Alessandro Manneschi | METAL DETECTOR FOR COMBINED ACCESS CONTROL IN INTEGRATED FORM WITH TRANSPONDER DETECTOR |
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 (en) * | 2000-07-28 | 2002-02-01 | Turquoise Com Internat Lda | METHOD AND DEVICE FOR THE CONTINUOUS PROTECTION AGAINST INTRUSIONS IN POTENTIALLY INHABITED PREMISES |
JP4489539B2 (en) * | 2004-09-03 | 2010-06-23 | 株式会社マキタ | Radar equipment |
Family Cites Families (6)
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 |
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1971
- 1971-09-28 JP JP46075103A patent/JPS5143760B2/ja not_active Expired
-
1972
- 1972-09-18 US US00289877A patent/US3839709A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0353491B2 (en) * | 1986-04-15 | 1991-08-15 | Kenjiro Jinbo |
Also Published As
Publication number | Publication date |
---|---|
JPS4841697A (en) | 1973-06-18 |
US3839709A (en) | 1974-10-01 |