Patents by Inventor Raymond E. Verr

Raymond E. Verr 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).

  • Circuitry for burglar alarm annunciator
    Patent number: 4270121
    Abstract: An annunciator system includes circuitry which, upon depressing of a momentary switch isolating the annunciator system from closed loop inputs of an electronic burglar alarm sensing unit, identifies the status of each access switch in a closed loop circuit containing the plurality of access switches. The annunciator system also indicates the integrity of electrical connections to the respective access switches and to an audible alarm unit.
    Type: Grant
    Filed: April 10, 1980
    Date of Patent: May 26, 1981
    Inventor: Raymond E. Verr