Patents by Inventor Edward Dalman

Edward Dalman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Pulsed alarm system
    Patent number: 4030095
    Abstract: A pulse supply alarm system supplies a set of energizing pulses spaced sequentially in time to a plurality of alarm sensing circuits and supplies a set of synchronizing pulses, synchronized to the set of energizing pulses, to a plurality of indicating circuits each one of which corresponds to an alarm sensing circuit such that each indicating circuit will generate an alarm indication only upon an alarm condition sensed during the time which its associated alarm sensing circuit receives its energizing pulse.
    Type: Grant
    Filed: January 19, 1976
    Date of Patent: June 14, 1977
    Assignee: Honeywell Inc.
    Inventor: Edward Dalman