LandOfFree - US Patents - Listing for Communications: electrical,Systems,Manual alarm telegraph; e.g., other than signal box type

Communications: electrical – Systems – Manual alarm telegraph; e.g. – other than signal box type

Method and apparatus for marking an escape route

Communications: electrical – Systems – Manual alarm telegraph; e.g. – other than signal box type

Method of distinguishing the presence of a single versus...

Communications: electrical – Systems – Manual alarm telegraph; e.g. – other than signal box type

Multi-sensor fire detectors with audio sensors and systems...

Communications: electrical – Systems – Manual alarm telegraph; e.g. – other than signal box type

Paperless pressure and alarm recorder

Communications: electrical – Systems – Manual alarm telegraph; e.g. – other than signal box type

Picture frame or doorbell having warning function

Communications: electrical – Systems – Manual alarm telegraph; e.g. – other than signal box type

Premise evacuation system

Communications: electrical – Systems – Manual alarm telegraph; e.g. – other than signal box type

Pull station

Communications: electrical – Systems – Manual alarm telegraph; e.g. – other than signal box type

Remote monitoring

Communications: electrical – Systems – Manual alarm telegraph; e.g. – other than signal box type

Remote monitoring

Communications: electrical – Systems – Manual alarm telegraph; e.g. – other than signal box type

Safety monitor

Communications: electrical – Systems – Manual alarm telegraph; e.g. – other than signal box type

System for the early detection of fires

Communications: electrical – Systems – Manual alarm telegraph; e.g. – other than signal box type

Transmission of data to emergency response personnel

Communications: electrical – Systems – Manual alarm telegraph; e.g. – other than signal box type

Voice warning system for fire accidents

Communications: electrical – Systems – Manual alarm telegraph; e.g. – other than signal box type

Weather station