Patents
Sitemap › G08 - Signalling › G08B - Signalling or calling systems; Order telegraphs; Alarm systems › G08B 13 - Burglar, theft, or intruder alarms
Patents for G08B 13 - Burglar, theft, or intruder alarms (42,025)
01/1983
01/05/1983EP0068050A1 Intruder detection apparatus
01/05/1983EP0068019A1 Control device responsive to infrared radiation.
01/04/1983US4367460 Intrusion sensor using optic fiber
01/04/1983US4367459 Taut wire intrusion detection system and detectors useful therein
01/04/1983US4367455 Powersaving room security system
01/04/1983CA1138990A1 Antenna system for electronic security installations
01/04/1983CA1138955A1 Anti-shoplifting system
12/1982
12/28/1982US4366473 Capacitively coupled electromagnetic intrusion warning system
12/21/1982US4365240 Attitude change alarm
12/21/1982US4365239 Intrusion warning system
12/15/1982EP0066691A2 Lighting control system and method
12/14/1982US4364030 Intruder detection system
12/09/1982EP0031345A4 Security apparatus.
12/08/1982EP0066403A1 Batteryless, portable, frequency divider
12/07/1982CA1137207A1 Intrusion alarm system
12/07/1982CA1137156A1 Motion detecting switch
11/1982
11/30/1982US4361827 Vehicle alarm system
11/30/1982US4361767 Apparatus and method for controlling electrical equipment
11/30/1982CA1136458A1 Elongate body of strip or similar form incorporating fibre-optic wave guide means
11/24/1982EP0065159A2 Motion detector for space supervision
11/23/1982US4360905 Intrusion alarm system for use with two-wire-cable
11/23/1982US4360802 Automatic theft and fire alarm apparatus for fire extinguishers
11/16/1982US4359646 Intrusion detecting switch
11/16/1982US4359637 Feeler for a monitoring apparatus
11/11/1982WO1982003936A1 Alarm device
11/09/1982US4357892 Apparatus for warning of the increase in draught of a floating article, especially a small boat, in a surrounding liquid
11/03/1982EP0063663A1 Method and device for the detection of bodies in motion, and sensor therefor
11/02/1982CA1134929A1 Method and apparatus for electronic surveillance
11/02/1982CA1134924A1 Burglar alarm
10/1982
10/26/1982US4356477 FM/AM Electronic security system
10/26/1982US4356423 Pressure sensitive intrusion sensing line
10/26/1982CA1134474A1 Photoelectronic apparatus with protection from effects of undesired light
10/19/1982US4354652 Sensor mounting assembly
10/19/1982CA1134005A2 Wafer and fastener for use in electronic theft detection system
10/19/1982CA1134003A1 Central station alarm system
10/14/1982WO1982003464A1 Motion discontinuance detection system and method
10/13/1982EP0062461A1 Alarm system
10/13/1982EP0062288A1 Pulsed light barrier directly connected to an AC power supply
10/13/1982EP0062056A1 Dual frequency anti-theft system
10/12/1982US4354178 Electrodynamic balance for a detection
10/06/1982EP0061485A1 Fm/am electronic security system
10/05/1982CA1133092A1 Closure operated burglar alarm
09/1982
09/28/1982US4352098 Surveillance systems
09/28/1982US4352097 Anti-theft system for valuable transport
09/21/1982US4350978 Humidity-sensitive broken panel alarm
09/21/1982US4350977 Adapter for burglar alarm switch
09/14/1982CA1131749A1 Intrusion detection method and apparatus
09/07/1982US4348662 Capacity sensing intrusion alarm apparatus
09/07/1982US4348661 Self-balancing alarm system
09/02/1982WO1982002972A1 Customer queue control apparatus
09/02/1982WO1982002861A1 Security device,motor vehicle incorporating the device and method of indicating an unauthorised attempt to enter an enclosure
08/1982
08/31/1982US4347502 Early warning electrical sound alarm system for pet door structure
08/31/1982US4347501 Installation for transmitting alarm signals
08/31/1982CA1130908A1 Intrusion detection method and apparatus
08/31/1982CA1130885A1 Security system
08/31/1982CA1130884A1 Silent wearable signaling device with tactile means to prevent false triggering
08/25/1982EP0058348A2 Alarm glass pane and method of making the same
08/25/1982EP0058205A1 Ultrasonic warning system
08/24/1982US4346373 Intrusion warning system utilizing a differential electric field
08/24/1982US4346372 Window operator with switch to operate a burglar alarm
08/24/1982US4345827 Distance-measuring system with in-range signalling for use with cameras, alarms, and the like
08/24/1982CA1130411A1 Amorphous antipilferage marker
08/19/1982WO1982002787A1 Photoelectric obstruction detector for elevator doorways
08/18/1982EP0058032A2 Radar arrangements
08/17/1982US4345167 Capacitance proximity sensor
08/17/1982CA1129978A1 Method and apparatus for space monitoring by means of pulsed directional beam
08/05/1982WO1982002609A1 Optical system for intruder detecting device
08/03/1982US4342987 Intruder detection system
08/03/1982US4342904 Lightweight ferromagnetic marker for the detection of objects having markers secured thereto
07/1982
07/21/1982EP0056045A1 A location device
07/20/1982US4340884 Intrusion alarm
07/20/1982CA1128169A1 Monitoring system for monitoring a field
07/20/1982CA1128166A2 Security system
07/14/1982EP0055771A1 Modified loop antenna for security systems
07/13/1982US4339748 Multiple range passive infrared detection system
07/13/1982US4339747 Burglar alarm
07/13/1982US4339661 Fibre optic transducer
07/13/1982US4339640 Electrical switch
07/13/1982CA1127705A1 Electric lighting installation
07/08/1982WO1982002270A1 Control device responsive to infrared radiation
07/06/1982US4338626 Scanning apparatus and method
07/06/1982US4338601 Apparatus for the storage and transfer of information
07/06/1982US4338594 Trolley check-out monitoring system
06/1982
06/30/1982EP0054977A1 Photographic surveillance apparatus for cars
06/29/1982US4337528 Moving vehicle seismic target detector
06/29/1982US4337482 Surveillance system
06/29/1982US4337481 Motion and intrusion detecting system
06/29/1982US4337462 Theft detection system and method
06/24/1982WO1982002099A1 Photographic device for the surveyance or the inside of a motor vehicle
06/22/1982US4336531 Shoplifting alarm system and method
06/22/1982US4336452 Radiation detector circuits which inhibit depoling of the detector
06/15/1982US4335376 Electronic control device
06/15/1982US4335375 Container for an alarm transmitter adapted for insertion into a wall
06/15/1982US4334388 Door position monitoring assembly
06/10/1982WO1982001953A1 Surveyance apparatus
06/10/1982WO1982001952A1 Detector of attempts of breaking open locks
06/10/1982WO1982001936A1 Shaft furnace for thermal treatment of finely dispersed materials
06/09/1982EP0053185A1 Motion and intrusion detecting system.
06/09/1982EP0053111A1 Device for burglary alarm protected doors
06/08/1982US4334218 Motion sensing circuit especially for alarm devices
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