| Patents for G08B 17 - Fire alarms; Alarms responsive to explosion (10,975) |
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| 11/26/1985 | US4555634 Optical smoke detector with contamination detection circuitry |
| 11/19/1985 | US4554459 Monitoring system for a predetermined field of view |
| 11/19/1985 | CA1196983A1 Multi-operation mode type of security-ensuring apparatus |
| 11/12/1985 | US4553138 Fire alarm system |
| 11/12/1985 | US4553031 Optical fire or explosion detection system and method |
| 10/30/1985 | EP0159798A1 Fire and explosion protection system |
| 10/29/1985 | US4550313 Fire detecting system |
| 10/29/1985 | US4550306 Signal transmission system for fire alarm junction line |
| 10/23/1985 | EP0159244A1 Electrical particle detector for the detection of fire |
| 10/23/1985 | EP0158817A1 Interconnection part for a warning device |
| 10/15/1985 | US4547675 Smoke detector operating according to the radiation extinction principle |
| 10/15/1985 | US4547673 Smoke and flame detector |
| 10/10/1985 | WO1985004504A1 Dual spectrum frequency responding fire sensor |
| 10/10/1985 | WO1985004483A1 Electric detector of particles for the detection of a fire |
| 10/09/1985 | EP0156915A1 Ionization type smoke sensor |
| 10/02/1985 | EP0155969A1 Heat-resistant casing for ionization type smoke sensor |
| 10/01/1985 | US4544921 Fire alarm system |
| 10/01/1985 | US4543815 Device for the detection of foreign components in a gas and an application of the device |
| 09/24/1985 | CA1194181A1 In-line fire detector of a fire protection and alarm system |
| 09/11/1985 | EP0153959A1 Test device for an optical infra red detector |
| 09/10/1985 | US4540980 Portable security alarm |
| 09/03/1985 | US4539556 Combustion products detector with accelerated test |
| 09/03/1985 | US4539555 Fire and smoke protection device for use in buildings |
| 08/27/1985 | US4538137 Fire detector |
| 08/07/1985 | EP0150233A1 Method of determining the break-through of a UV tube and device for carrying out the method |
| 08/06/1985 | US4533834 Optical fire detection system responsive to spectral content and flicker frequency |
| 08/06/1985 | US4532996 Automatic fire extinguisher with acoustic alarm |
| 07/30/1985 | CA1191229A1 Flame detector |
| 07/24/1985 | EP0148949A1 Fire sensor apparatus |
| 07/23/1985 | US4531114 Intelligent fire safety system |
| 07/17/1985 | EP0148513A1 Gas sensor and detection system comprising such a sensor |
| 07/16/1985 | US4529976 Smoke detector with masking shield |
| 07/16/1985 | US4529881 Flame detector with test lamp and adjustable field of view |
| 07/16/1985 | CA1190485A1 Apparatus and method for safely purifying hydrogen gas |
| 07/10/1985 | EP0041952B1 Danger detection device with detector |
| 07/09/1985 | US4528555 Light extinction smoke detector |
| 07/04/1985 | WO1985002476A3 Fiber optics system with self test capability |
| 06/25/1985 | US4525703 Portable smoke alarm |
| 06/25/1985 | US4525700 Fire alarm system |
| 06/19/1985 | EP0145189A1 Improvements relating to smoke detection apparatus |
| 06/19/1985 | EP0144897A2 Fiber optics system with self test capability |
| 06/18/1985 | US4524351 Smoke detector |
| 06/18/1985 | US4524281 Optical smoke detector with sensitivity adjustment |
| 06/12/1985 | EP0144250A2 Fire alarm systems with incipient hyper-sensitivity monitoring |
| 06/12/1985 | EP0143976A1 Fire detector equipped with sensor |
| 06/11/1985 | CA1188773A1 Smoke detector indicator |
| 06/06/1985 | WO1985002476A2 Fiber optics system with self test capability |
| 06/04/1985 | US4521120 Forest fire rate of spread with timers method |
| 05/29/1985 | EP0142827A1 Automatic fire sensor, and method for the manufacture of automatic fire sensors |
| 05/29/1985 | EP0142672A1 Optical smoke detector |
| 05/28/1985 | US4520503 Tone discrimination circuit |
| 05/28/1985 | US4520352 Fire alarm system and method |
| 05/28/1985 | CA1187718A1 Process for the early detection of smouldering in brown coal or lignite |
| 05/22/1985 | EP0142310A1 Electrical circuit arrangements with charge storage detector |
| 05/22/1985 | EP0141987A2 Alarm signalling method and application device therefor |
| 05/15/1985 | EP0141580A1 Glass ceramic materials and the use thereof in thermal sensors |
| 05/15/1985 | EP0141162A2 Fire alarm box provided with an identification carrier |
| 05/14/1985 | US4517555 Smoke detector with remote alarm indication |
| 05/14/1985 | US4517161 Detection of explosive hydrocarbons in aircraft |
| 05/08/1985 | EP0140502A1 Improvements relating to smoke detection apparatus |
| 05/07/1985 | US4516022 Detection of light-producing events |
| 05/07/1985 | CA1186817A1 Ionization chamber for smoke detector and the like |
| 04/30/1985 | US4514721 Multi-operation mode type of security-ensuring apparatus |
| 04/23/1985 | US4513202 Self compensating fire detection device |
| 04/17/1985 | EP0137708A2 Improvements in and relating to fire and explosion detection and suppression |
| 04/16/1985 | US4511889 Surge protected smoke alarm |
| 04/16/1985 | CA1185496A1 Surgical dressing |
| 04/09/1985 | US4509601 Discrimination circuitry for fire and explosion suppression apparatus |
| 04/02/1985 | US4509041 Correlation type flicker flamon |
| 03/27/1985 | EP0135362A2 Optical smoke detectors |
| 03/27/1985 | EP0135361A2 Apparatus for detecting particulate material in suspension |
| 03/26/1985 | US4507652 Bidirectional, interactive fire detection system |
| 03/19/1985 | US4506255 Operation test circuit for fire detectors |
| 03/19/1985 | US4506161 Smoke detector with a radiation source operated in a pulse-like or intermittent mode |
| 03/19/1985 | US4505600 Temperature sensor |
| 03/14/1985 | WO1985001141A1 Test device for an optical infra red detector |
| 03/14/1985 | WO1985001140A1 Optical fire or explosion detection system and method |
| 03/14/1985 | WO1985001111A1 Heat-resistant casing for ionization type smoke sensor |
| 03/14/1985 | WO1985001110A1 Ionization type smoke sensor |
| 03/13/1985 | EP0133990A1 Smoke sensor arrangement operating by the extinguish principle, and fire assembly having such a smoke sensor arrangement |
| 02/13/1985 | EP0132969A1 Improvements relating to smoke detection apparatus |
| 02/12/1985 | US4498330 Gas detecting and monitoring device |
| 02/12/1985 | CA1182592A1 Ionization type smoke detector with test circuit |
| 02/05/1985 | US4498074 Selectively testable fire detector |
| 02/05/1985 | US4497373 Fire and explosion detection and suppression |
| 01/29/1985 | US4496930 In-line fire detector of a fire protection and alarm system |
| 01/29/1985 | CA1181831A1 Fire detection system with ir and uv ratio detector |
| 01/23/1985 | EP0131877A2 Device for fire detection |
| 01/16/1985 | EP0130992A1 Photoelectric smoke detector. |
| 01/09/1985 | EP0130558A1 Conventional size sample chamber for assembling an ionisation smoke alarm insert |
| 01/09/1985 | EP0130307A2 Fire detector equipped with sensor |
| 01/08/1985 | CA1180829A1 Lift control system |
| 01/01/1985 | US4491830 Fire alarm system |
| 12/19/1984 | EP0128601A1 Temperature monitoring device |
| 12/18/1984 | US4489312 Selective test circuit for fire detectors |
| 12/18/1984 | US4489308 Emergency exit indicators |
| 12/12/1984 | EP0127645A1 Fire alarm and electrode device therefor. |
| 12/11/1984 | US4488269 Temperature surveillance systems |
| 12/11/1984 | US4488044 Ionization chamber for smoke detector and the like |
| 11/27/1984 | US4485305 Infrared detector with vibrating chopper |