Patents Assigned to Remote Interrogations Pty. Ltd.
  • Interrogation device
    Patent number: 4578539
    Abstract: An interrogation unit for connecting into an installation via sensing elements connected to sense required information in the installation, said interrogation unit having signal supplying means for supplying signals indicative of the condition of each of various sensors in the installation, and trigger circuit means activatable upon receipt of a request signal to transmit said signals for each of the sensors in turn.
    Type: Grant
    Filed: August 10, 1983
    Date of Patent: March 25, 1986
    Assignee: Remote Interrogations Pty. Ltd.
    Inventor: Leslie C. Townsing