Patents for G08B 13 - Burglar, theft, or intruder alarms (42,025) |
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10/27/1994 | WO1994023981A1 Obstacle-detection device |
10/27/1994 | DE4327635C1 Image detector system (picture detector system) |
10/26/1994 | EP0620888A1 Safety device for parallelepipedic box. |
10/26/1994 | CN2181045Y Intelligent initiative theft-proof device |
10/26/1994 | CN2181044Y Abnormal state identifier for alarm signal transmission line |
10/26/1994 | CN1094176A Remote control of a control system |
10/25/1994 | US5359363 Omniview motionless camera surveillance system |
10/25/1994 | US5359191 Cross-aisle photo-detector for mobile storage system having a light detector mounted to the movable storage unit |
10/25/1994 | US5359189 Infrared collector having a flattened convex surface |
10/25/1994 | US5357813 Pressure sensor |
10/20/1994 | DE4411331A1 Computer security system |
10/19/1994 | EP0620536A1 Magnetostrictively resonating label |
10/19/1994 | EP0619908A1 Rf tagging system and rf tags and method |
10/19/1994 | EP0462102B1 A method for detecting external influence on an optical cable |
10/18/1994 | US5357560 Adaptable alarm interface unit for use with electronic automobile alarm systems and the like |
10/18/1994 | US5357240 EAS tag with mechanically vibrating magnetic element and improved housing and method of making same |
10/18/1994 | US5357182 Shopping cart theft prevention system |
10/13/1994 | WO1994023401A1 An active edge position measuring device |
10/13/1994 | DE4418542A1 Anti-theft element |
10/12/1994 | CN2179611Y Microwave red infrared double-signal detecting alarm |
10/11/1994 | US5355180 Apparatus for and method of a television receiver incorporating audio/visual warning of viewing distance and audio message record/playback features |
10/11/1994 | US5355120 Frequency-dividing-transponder tag |
10/11/1994 | US5353609 Casket jewelry guard apparatus |
10/06/1994 | DE4310809A1 Alarm device for a merchandise securing (safeguarding) device |
10/05/1994 | EP0617826A1 Security sealing device. |
10/05/1994 | EP0617821A1 Protective tunable circuit for electro-mechanical equipment |
10/05/1994 | EP0386134B1 Antenna system for magnetic and resonant circuit detection |
10/05/1994 | CN2178916Y Multifunction consantration controlled automatic alarm device |
10/05/1994 | CN2178915Y Anti-theft emergency alarm device |
10/05/1994 | CN1093189A Detection tag |
10/04/1994 | US5353015 Tamper detector |
10/04/1994 | US5353011 Electronic article security system with digital signal processing and increased detection range |
10/04/1994 | US5353010 Device and a method for detecting a magnetizable marker element |
10/04/1994 | US5352895 Pyroelectric device |
09/28/1994 | EP0617500A1 Wireless data transmission device |
09/28/1994 | EP0617389A1 Intrusion detector |
09/28/1994 | CN2178370Y Theft-proof alarm device for vehicle |
09/27/1994 | US5351184 Method of multivariable predictive control utilizing range control |
09/27/1994 | US5351033 Semi-hard magnetic elements and method of making same |
09/27/1994 | CA1332185C Leaky cables |
09/22/1994 | DE4415801A1 Anti-theft element |
09/21/1994 | EP0616304A1 Article surveillance element |
09/21/1994 | EP0615645A1 Multi-memory electronic identification tag |
09/21/1994 | CN2177973Y Multipurpose micro-sound monitor |
09/21/1994 | CN2177972Y Inclination trigger alarm |
09/21/1994 | CN2177971Y Theft-proof alarm for power installation |
09/20/1994 | US5349458 Method for detecting external influence on an optical cable |
09/20/1994 | US5349339 Apparatus for the detection of labels employing subtraction of background signals |
09/20/1994 | US5349332 EAS system with requency hopping |
09/20/1994 | US5349330 Touch programmable illumination means |
09/20/1994 | US5349326 Car audio apparatus |
09/20/1994 | US5349182 Fiber optic cable moisture monitoring system |
09/20/1994 | US5349180 Wide field strip-imaging optical system |
09/20/1994 | CA2009889C Anti-pickpocket alarm |
09/15/1994 | WO1994020941A1 Multi-mode identification system |
09/15/1994 | WO1994020937A1 Intrusion detection apparatus |
09/15/1994 | WO1994020936A1 Instrument for exhibition with burglar alarm device, and method and apparatus for controlling burglar alarm for exhibit |
09/15/1994 | WO1994020935A1 Tamper respondent enclosure |
09/15/1994 | WO1994020712A1 Anti-theft device for bottles |
09/15/1994 | DE4414399A1 Anti-theft element |
09/15/1994 | DE4307419A1 Utensil (article for daily use) |
09/15/1994 | CA2158031A1 Anti-theft device for bottles |
09/15/1994 | CA2135475A1 Crime prevention display device, exhibit crime prevention alarm control method and apparatus therefor |
09/14/1994 | EP0615217A1 Electronic article surveillance system with enhanced geometric arrangement |
09/14/1994 | EP0615041A1 Reusable anti-theft device for spectacle frames |
09/14/1994 | CN2177268Y Commerce anti-theft device |
09/14/1994 | CN2177267Y Microwave anti-theft computer wolfhound |
09/14/1994 | CN2177266Y Touch memory alarm |
09/14/1994 | CN2177265Y Sound control anti-theft alarm and door bell multipurpose device |
09/14/1994 | CN2177264Y Infrared anti-theft, fire-proof photograph and fire-extinguishing device |
09/14/1994 | CN2177263Y Anti-theft alarm |
09/13/1994 | US5347508 Optical information storage disk for use with electronic article surveillance systems |
09/13/1994 | US5347263 Electronic identifier apparatus and method utilizing a single chip microcontroller and an antenna coil |
09/13/1994 | US5347262 Theft-deterrent device providing force-sensitive tamper detection |
09/13/1994 | US5347095 Electrical receptacle for use with annunciator apparatus for monitoring electrical connections |
09/13/1994 | US5346400 Sensor rotating apparatus |
09/08/1994 | DE4403385A1 Fastening base for a lamp or the like |
09/07/1994 | EP0614155A2 Motion detection system |
09/07/1994 | CN2176570Y Two-wire intellectual alarm against burglar |
09/07/1994 | CN2176569Y Automatic guarding apparatus against burglars |
09/07/1994 | CN2176568Y Alarm against burglars |
09/06/1994 | US5345222 Electronic article surveillance system |
09/06/1994 | US5345221 Arm alarm system |
09/06/1994 | US5345220 Electronic security clip device |
09/06/1994 | US5345219 Anti-theft alarm for displayed garments |
09/01/1994 | WO1994019219A1 A vehicle security system |
09/01/1994 | DE4318518C1 Door-monitoring device |
08/31/1994 | EP0541565B1 Ultrasonic monitoring system for the interior of a motor vehicle |
08/31/1994 | CN2175954Y Wire-less calling alarm |
08/24/1994 | EP0612048A2 Open transmission line locating system |
08/24/1994 | EP0612047A1 Method for the evaluation of electroacoustic signals |
08/24/1994 | EP0611480A1 Heat treatment process and soft magnetic alloys produced thereby. |
08/24/1994 | EP0611466A1 A full bridge strain gage deflection sensor |
08/24/1994 | CN2175444Y All-weather double insurance alarming wallet |
08/24/1994 | CN2175443Y All direction theft-proof alarming device |
08/24/1994 | CN2175442Y Theft-proof alarming device |
08/24/1994 | CN2175441Y Theft-proof alarming device for bicycle |
08/23/1994 | US5341125 Deactivating device for deactivating EAS dual status magnetic tags |
08/23/1994 | US5341124 Mountable product sensor and display stand |
08/23/1994 | US5341123 Portable door alarm |