Patents
Patents for G08B 3 - Audible signalling systems; Audible personal calling systems (6,083)
12/1992
12/08/1992US5170487 Paging system with multiple frequencies and multiple protocols
12/02/1992EP0464142A4 Paging terminal apparatus with user selectable page forwarding capability and methodology therefor
12/02/1992CN2123789U Alarm for baby kick quilt
12/02/1992CN2123788U Coding music door bell
12/01/1992US5168271 Paging and time keeping system with transmission of time slot identification used for synchronization
11/1992
11/26/1992DE4116935A1 Door-bell installation esp. for multi-dwelling building - conveys coded calls from outdoor key=pad via mains wiring to corresp. coded pluggable receivers in apartments
11/25/1992EP0455724A4 A programmable multi-address pager receiver and method of characterizing same
11/25/1992CN2123095U Far-infrared alarm for prevention of closing electricity
11/25/1992CN2123094U Multi-functional alarm health box
11/25/1992CN2122901U Dialogue door bell with electric control lock
11/25/1992CN2122608U Multi-functional induction vision protector
11/19/1992EP0513113A1 Method for transferring messages in a one-way communication system.
11/17/1992CA1310372C Paging receiver with a capability of receiving message data
11/12/1992WO1992020049A2 User-programmable voice notification device for security alarm systems
11/11/1992CN2121718U Siren putting on head
11/11/1992CN2121229U First-aid box alarm device
10/1992
10/29/1992WO1992018956A1 Personnel location monitoring system
10/28/1992CN2120360U Alarm when children kicking away quilts
10/28/1992CN2119906U Preventive myopia instrument
10/28/1992CN1065744A Vehicle horn with electronic solid state energizing circuit
10/27/1992US5159713 Watch pager and wrist antenna
10/27/1992US5159624 Communication system for transmitting to a portable receiver data indicative of received image or voice signals
10/21/1992EP0509840A2 Sounding device
10/21/1992CN2119706U Lighting button door bell
10/21/1992CN2119687U Earpiece type head position alarm
10/20/1992US5157391 Apparatus and method for displaying a plurality of function indicators in a selective call receiver
10/20/1992US5157378 For use with a firefighter's breathing system
10/14/1992EP0508866A1 Navigation apparatus for the detection of radar
10/14/1992EP0435964A4 Energy saving protocol for a communication system
10/14/1992CN2119013U Alarm for keeping baby from cold
10/13/1992WO1992018955A1 Vehicle horn with electronic solid state energizing circuit
10/07/1992EP0344149B1 System for over-the-air reprogramming of communication receivers
10/06/1992US5153584 Miniature multilead biotelemetry and patient location system
10/06/1992US5153579 Pager receiver
10/01/1992WO1992017006A1 Selective call receiver with secured message presentation
09/1992
09/30/1992EP0506179A1 Housing for a pager
09/30/1992CN2117634U Calling arrangement for preventing thieves in high buildings
09/30/1992CN2117078U Electric heating bedding controlling alarm
09/29/1992US5151680 Speaker driver
09/29/1992US5150954 Pager watch system utilizing time slot communication
09/23/1992EP0505001A1 Paging system suitable for checking the operation of portable paging devices of the system
09/23/1992EP0504303A1 Selective call receiver theft protection device
09/22/1992CA1307830C Paging receiver with programmable areas of reception
09/16/1992CN2116252U Anti-loss radio alarm
09/16/1992CN2115783U Necklace-type protector for vision
09/16/1992CN2115782U Warning device for near vision
09/15/1992US5148160 Radio communication apparatus for rapidly knowing whether the apparatus is within or out of a service area
09/09/1992EP0502419A2 Pager
09/09/1992CN2115561U Improved watch type alarm
09/09/1992CN2115559U Coded box with alarm
09/09/1992CN2115558U Self whistling alarm
09/09/1992CN2115094U Instrument for protecting student's vission and shape
09/02/1992EP0501282A1 Selective pager receiver
09/02/1992CN2114857U Mine use languang safety alrm device
08/1992
08/26/1992EP0500042A1 Radio pager
08/26/1992CN2114194U Loss and theft proof alarm for boxes and bags
08/23/1992WO1992015178A1 Multiple format signalling protocol for a selective call receiver
08/19/1992EP0499247A1 Radio pager with power-backup memory for storing uncompleted messages
08/19/1992EP0499246A2 Radio pager and method of writing information in ROM of the radio pager
08/19/1992CN2113522U Coldproof alarm device for baby sleeping
08/19/1992CN2113521U Alarm for baby bed-wetting
08/18/1992US5140561 Method for erasing information stored in radio pager
08/18/1992US5140308 Radio automatic alarm transfer system
08/16/1992CA2036487A1 Warning device for a bicycle
08/12/1992CN2112906U Electronic multi-function socket
08/12/1992CN2112865U Theft-proof alarm device
08/12/1992CN2112864U Eletronic door bell with earthquake warning device
08/12/1992CN2112863U Miniature theft-proof alarm
08/12/1992CN2112391U Automatic first-aid kit for serious patient
08/12/1992CN2112305U Metal film theft-proof briefcase
08/11/1992CA1306290C Selective paging system and paging receiver therefor
08/05/1992CN2112180U Safety electronic button
07/1992
07/29/1992EP0496623A2 Paging system its operating method
07/29/1992CN2111540U Electronic automatic reporting machine for baby's temp. and humidity
07/22/1992CN2110899U Music alarm for bad sitting posture
07/22/1992CN2110473U First-aid plate
07/22/1992CN2110399U Theft and loss preventing alarm wallet
07/21/1992CA1305527C Speaker driver
07/15/1992EP0494232A1 A non-contact pager programming system and a pager for use therewith.
07/15/1992CN2110250U Vision protector
07/15/1992CN2110249U Card siren
07/14/1992US5130696 Sound-generating containment structure
07/14/1992CA1305221C Pager receiver helpful for effective use of call numbers
07/14/1992CA1305220C Nationwide radio paging system
07/08/1992EP0493973A1 Radio pager tone alarm circuit for generating variable duty constant audio frequency pulses modulated with unique tone pattern
07/07/1992US5128938 Energy saving protocol for a communication system
07/07/1992US5128651 School bus alarm system
07/07/1992CA1304787C Radio pager having a light-emitting diode for providing visual alarm and signal transmission
07/01/1992CN2108963U Key ring with mustic alarm
07/01/1992CN2108962U Key ring capable of preventing mayopia
06/1992
06/30/1992CA2058536A1 Radio pager tone alarm circuit for generating variable duty constant audio frequency pulses modulated with unique tone pattern
06/30/1992CA1304452C Radio pager receiver capable of readily checking whether or not memory backup is correct
06/30/1992CA1304451C Multi-alert radio paging receiver
06/25/1992WO1992010401A1 Signalling device
06/24/1992EP0491108A1 Voice pager
06/24/1992CN2108334U Near sight reminder
06/17/1992CN2107681U Multi-purpose micro-current ac/dc signal response device
06/17/1992CN2107680U Three-in-one controller for kitchen calling, door-bell, theft-proof alarm
06/10/1992EP0489467A1 System for detecting the presence in a rack of a portable unit suitable for transmitting or receiving a signal having an assigned identification number
06/10/1992CN2106607U Medicines box with a electronic device calling for help
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